Enhancing Pre-Service Teachers' Noticing: A Learning Environment about Fraction Concept - RUA
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Journal of Teaching and Learning in Elementary Education (JTLEE) ISSN (Print) : 2615-4528 Vol. 4 No. 1, February 2021 ISSN (Online) : 2622-3023 ©All rights reserved DOI: http://dx.doi.org/10.33578/jtlee.v4i1.7876 Printed in Indonesia Enhancing Pre-Service Teachers’ Noticing: A Learning Environment about Fraction Concept Pedro Ivars Departamento de Innovación y Formación Didáctica, University of Alicante, Alicante, Spain Pere.ivars@ua.es Received: January 26th, 2021 Revised: February 14th, 2021 Accepted: February 17th, 2021 Abstract Professional noticing allows teachers to recognise important events in a classroom and give effective responses using their knowledge. Hence developing this competence in teacher training programs is an issue in the Mathematics Education field. In this study, we present the design of a learning environment about the part-whole meaning of fraction to develop pre-service primary school teachers’ noticing of students’ mathematical thinking. The learning environment is designed around three tasks (vignettes) that pre-service teachers have to analyse using knowledge from research on mathematics education provided as a students’ hypothetical learning trajectory. Eighty-five pre-service primary school teachers participated in this learning environment. Pre-service teachers’ written answers to the three tasks are the data of this study. Results allow us to characterise the enhancement of pre-service teacher noticing through looking at the changes in the discourse generated in the three tasks. Keywords: fraction; hypothetical learning trajectory; pre-service teacher; representations of practice; teacher noticing. 1. INTRODUCTION During a mathematics lesson, a mathematical understanding and use it teacher faces overlapping situations and as the basis for making instructional interactions simultaneously, hindering decisions” (p. 53). From this their attention to all of them. In this perspective, effective teaching implies context, teachers should focus their observing students, listening attentively attention on those classroom situations to their ideas and explanations, planning or interactions that could potentially objectives and using the information to enrich students’ mathematical learning make instructional decisions. (Mason, 2002; van Es, & Sherin, 2002). Therefore, teachers must develop In fact, NCTM (2014) points out that greater flexibility in recognising students’ teaching effectively implies that teachers mathematical thinking while teaching “elicit evidence of students’ current (van Es, & Sherin, 2002) and must be P. Ivars, Enhancing pre-service teachers noticing Page | 1
Journal of Teaching and Learning in Elementary Education (JTLEE) ISSN (Print) : 2615-4528 Vol. 4 No. 1, February 2021 ISSN (Online) : 2622-3023 ©All rights reserved DOI: http://dx.doi.org/10.33578/jtlee.v4i1.7876 Printed in Indonesia aware of what happens in their (Brown, Fernández, Helliwell, & Llinares classrooms and how to manage it 2020; Seidel, Stürmer, Prenzel, Jahn, & (Mason, 2002; 2020). In this context, Schäfer, 2017). teacher noticing has been conceptualised Jacobs, Lamb, and Philipp (2010) as a competence that allows teachers to particularised professional noticing of recognise important events in a children’s mathematical thinking as a set classroom and give effective responses of three interrelated skills: attending to (Mason, 2002). Hence, a line of research children’s strategies, interpreting has emerged trying to identify tools and children’s understanding, and deciding contexts to develop teacher noticing how to respond on the basis of children’s (Fernández & Choy, 2020). understanding. This competence is understood as a knowledge-based a. Professional noticing reasoning since teachers must attend to A professional vision is the ability to a classroom situation and then interpret see certain phenomena in a particular the situation, considering their available way which distinguishes a professional or knowledge (Sherin, 2007) to decide what expert in a certain area from someone to do next. Therefore, this competence who is not (Goodwin, 1994). In the case highlights the need of specialised of mathematics teaching, a professional knowledge (Thomas, Jong, Fisher, & vision (or professional noticing) allows Schack, 2017). teachers to identify relevant aspects in a Professional noticing of children’s teaching-learning situation that non- mathematical thinking implies the professional people would not be able to teachers’ ability to use their knowledge identify (Roller, 2016) and reason about (mathematical content knowledge and the situation using mathematical pedagogical content knowledge) to knowledge and knowledge of the attend to, interpret and decide what to teaching and learning of mathematics. do next (Fernández & Choy, 2020; Sherin (2007) characterised this Thomas et al., 2017). When pre-service competence as two sub-processes: teachers notice children’s mathematical selective attention (noticing) and thinking (attending to, interpreting and knowledge-based reasoning. Selective deciding), they have to use their attention is linked to the teachers’ ability knowledge (subject matter knowledge to focus their attention on a particular and pedagogical content knowledge). classroom situation relevant to students’ learning. Knowledge-based reasoning is b. Professional noticing as a linked to the teachers’ ability to use their knowledge-based reasoning available knowledge to make sense of competence this classroom situation. Therefore, this Brown et al., (2020) linked the competence helps teachers connect different domains of the Mathematical theoretical knowledge with practice Knowledge for Teaching framework P. Ivars, Enhancing pre-service teachers noticing Page | 2
Journal of Teaching and Learning in Elementary Education (JTLEE) ISSN (Print) : 2615-4528 Vol. 4 No. 1, February 2021 ISSN (Online) : 2622-3023 ©All rights reserved DOI: http://dx.doi.org/10.33578/jtlee.v4i1.7876 Printed in Indonesia (MKT; Ball, Thames, & Phelps, 2008) their understanding (Knowledge of with the three skills of noticing; attending Content and Curriculum, KCC). to children’s strategies implies that teachers identify important mathematical c. Developing teacher noticing details in students’ common or In recent years, an important line of uncommon procedures and the roots of research has emerged examining their mistakes (Specialized Content contexts and tools for pre-service Knowledge, SCK). To interpret students’ teachers noticing development in teacher understanding, teachers must coordinate training programs (Fernández & Choy, what has been attended with what is 2020; Shack et al., 2017). These studies known about children’s mathematical have shown that using representations of understanding. Therefore, in interpreting, practice, such as videos of classroom knowledge for explaining procedures, interactions or transcriptions of students' understanding common and uncommon written responses, is a favourable strategies and explaining the origin of context for its development (Ivars, their errors (SCK) is required. Fernández, & Llinares, 2020; Ivars, Furthermore, knowledge about which Fernández, Llinares, & Choy, 2018; aspects of the concept are the easiest or Sánchez-Matamoros, Fernández & the most difficult ones for students, Llinares, 2015; 2019; Schack et al., which are the most common errors 2013; van Es & Sherin, 2008). Other related to a concept and how a contexts that can also support its mathematical concept develops over time development are writing narratives (Knowledge of Content and Students, during their period of practice at schools KCS and Horizon Content Knowledge, (Fernández, Llinares, & Rojas, 2020; HCK) is also needed to interpret different Ivars & Fernández, 2018), online levels of understanding. Finally, deciding discussions and tutor feedback how to respond involves taking into (Fernández, Llinares, & Valls 2012; Ivars account which aspects of the concept are & Fernández, 2018; Llinares & Valls, the easiest or the most difficult ones for 2010). Results from these studies have students; which are the most common shown that this competence can be errors related to the concept and how a developed in teacher training concept develops over time (KCS); and programmes although its development is which are the strategies or not an easy task without a frame that representations more adequate for guides pre-service teachers noticing introducing the concept (Knowledge of (Fernández & Choy, 2020), such as the Content and Teaching, KCT). students’ learning trajectories ( Sztajn & Furthermore, teachers should use their Wilson, 2019). knowledge about the best sources and materials to help students progress in P. Ivars, Enhancing pre-service teachers noticing Page | 3
Journal of Teaching and Learning in Elementary Education (JTLEE) ISSN (Print) : 2615-4528 Vol. 4 No. 1, February 2021 ISSN (Online) : 2622-3023 ©All rights reserved DOI: http://dx.doi.org/10.33578/jtlee.v4i1.7876 Printed in Indonesia d. Hypothetical Learning design learning environments to provide Trajectories pre-service teachers with opportunities to Learning trajectories have been learn about and for practice. (Fernández conceptualised from different Sánchez-Matamoros, Valls, & Callejo perspectives (Lobato & Walters, 2017). 2018). In our research group (GIDIMAT- Nevertheless, a shared assumption is UA), these learning environments are that a learning trajectory articulates the designed using vignettes. A vignette students’ conceptual progress from includes a representation of practice, informal thinking to a more sophisticated some questions to guide its analysis and mathematical reasoning. Following Simon information from previous research on (1995), a Hypothetical learning trajectory students’ mathematical understanding of (HLT) is made up of three components: a the mathematics concept. This learning goal, learning activities, and a information can be provided as a hypothetical learning process (levels of student’s hypothetical learning trajectory. understanding). This information provides pre-service Previous research has shown that teachers with the theoretical knowledge students learning trajectories could required to analyse the representation of provide pre-service teachers with a practice. structured framework to focus their Representations of practice are attention on students’ thinking understood as depicting a classroom (Edgington, 2014; Edgington, Wilson, situation (e.g. a transcription of students’ Sztajn, & Webb, 2016), since they can answers to an activity, or a cartoon support pre-service teachers in showing an interaction teacher-student) identifying learning goals in the to promote pre-service teachers’ instructional activities, in interpreting reflection and discussion of real-life students’ mathematical thinking and in contexts. A representation of practice can responding with appropriate instruction ( represent one aspect or several aspects Ivars et al., 2018; Sztajn, Confrey, of a class situation, but not all the Wilson, & Edgington, 2012). characteristics of a class (Buchbinder & Furthermore, learning trajectories can Kuntze, 2018). This reduction of provide pre-service teachers with a information makes the vignettes useful mathematical language to describe instruments in the professional students’ thinking (Edgington et al., development of teachers in multiple ways 2016). (Skilling & Stylianides, 2019) since they allow teachers to focus the attention on e. Using vignettes in teacher those aspects of the practice object of training programs learning. Furthermore, they can be To connect theoretical knowledge designed in different formats (Friesen & with mathematics teaching practice in Kuntze, 2018): video recordings of real teacher training programs, researchers classroom situations (van Es & Sherin, P. Ivars, Enhancing pre-service teachers noticing Page | 4
Journal of Teaching and Learning in Elementary Education (JTLEE) ISSN (Print) : 2615-4528 Vol. 4 No. 1, February 2021 ISSN (Online) : 2622-3023 ©All rights reserved DOI: http://dx.doi.org/10.33578/jtlee.v4i1.7876 Printed in Indonesia 2008), student responses to different 2018; Ivars et al. 2020; Sánchez- problems or dialogues between the Matamoros et al., 2019). Following, we teacher and the students solving various will present an example of a learning problems (Fernández et al., 2018; Ivars environment related to the part-whole et al., 2020) or animations or cartoons meaning of fraction, which is part of a (Herbst & Kosko, 2014). pre-service primary school teachers’ Research has shown that vignettes training programme. provide teachers with real contexts to analyse and interpret aspects of the f. A part-whole meaning of fraction teaching and learning of mathematics learning environment and provide them with opportunities to This learning environment is relate theoretical ideas about the organised around six sessions lasting two teaching and learning of mathematics hours each (Figure 1, Ivars, 2018). In with examples from practice (Buchbinder the first two sessions, we introduced the & Kuntze, 2018; Fernández et al., 2018). mathematical elements related to the Results from our research group have part-whole meaning of fraction to pre- shown that these learning environments service teachers. They had to solve some using vignettes support pre-service fraction activities and analysed video- teachers’ attention on important aspects clips of students solving fraction of students’ understanding, and therefore activities. In the last four sessions, we help them develop the competence of introduced the learning trajectory of the noticing (Buforn, Llinares, Fernández, part-whole meaning of the fraction Coles & Brown, 2020; Fernández et al., concept. Pre-service teachers had to 2012; Fernández, Sánchez-Matamoros, analyse three vignettes, using the Moreno, & Callejo, 2018; Ivars et al., theoretical information provided in a HLT. Figure 1. Learning environment of the part-whole meaning of fraction P. Ivars, Enhancing pre-service teachers noticing Page | 5
Journal of Teaching and Learning in Elementary Education (JTLEE) ISSN (Print) : 2615-4528 Vol. 4 No. 1, February 2021 ISSN (Online) : 2622-3023 ©All rights reserved DOI: http://dx.doi.org/10.33578/jtlee.v4i1.7876 Printed in Indonesia The HLT is provided as a theoretical considering the previous research on document and includes: a primary school how students’ reasoning about fractions students’ hypothetical learning process develops over time (Battista, 2012; (levels of understanding, Figure 2), Steffe & Olive, 2010). This theoretical examples of primary school students' document provides pre-service teachers answers reflecting characteristics of each with the theoretical knowledge (about of the levels of understanding (Figure 3) fractions and the teaching and learning and examples of activities that could help of fractions) they need to identify students progress in their understanding noteworthy mathematical aspects of the of the concept of fraction as a part-whole representation of practice, interpret them (Figure 4). The HLT is designed by and support their teaching decisions. Level 1. Students Level 2. Students can identify Level 3. Students can cannot identify and and represent proper fractions identify and represent represent fractions fractions Recognising that the parts Not recognising into which the whole is Recognising that a part that the parts into partitioned must be of can be divided into which the whole is equal size (but not other parts partitioned must necessarily of the same Using fractions as be of equal size shape) iterative units to Not keeping the Using unit fractions as construct fractions same whole when iterative units to construct Recognising that the comparing proper fractions size of a part decreases fractions Keeping the same whole to when the number of compare fractions parts increases Not recognising that a part can be divided into other parts Figure 2. Students’ hypothetical learning process Figure 3 shows some examples of same whole when comparing. Student primary school students' answers 2's answer reflects difficulties in included in the HLT reflecting representing the improper fraction by not characteristics of level 2. Student 1's identifying the unit fraction 1/4 as an answer shows difficulties in comparing iterative unit. These are characteristics of fractions since he/she does not keep the level 3. P. Ivars, Enhancing pre-service teachers noticing Page | 6
Journal of Teaching and Learning in Elementary Education (JTLEE) ISSN (Print) : 2615-4528 Vol. 4 No. 1, February 2021 ISSN (Online) : 2622-3023 ©All rights reserved DOI: http://dx.doi.org/10.33578/jtlee.v4i1.7876 Printed in Indonesia Activity. Student 1 answer I draw it and 2/3 is Which is greater greater 2/3 or 2/5? Activity. Student 2 answer Represent 5/4 of I divide the figure in 5 this figure parts Figure 3. Examples of primary school students' answers included in the HLT The HLT also includes examples of The following section details the activities that could help primary school characteristics of the vignettes used in students progress in their understanding this learning environment and shows of the part-whole meaning of fraction. vignette 2 as an example. Figure 4 shows an activity that can help students progress from level 2 to level 3 g. A vignette of comparing fractions of understanding according to the HLT). The vignettes of the learning The activity aims at using the unit environment include three elements: i) fraction as an iterative unit to construct transcriptions of primary school fractions. students' answers to a fraction activity showing different levels of understanding (students’ names are pseudonyms), ii) guiding questions related to the three skills that articulate the competence of noticing: identifying mathematical elements, interpreting students' understanding and making teaching decisions to support students’ progress in their understanding, and iii) the theoretical documents with the HTL explained before. Vignette 2 consists of an activity of comparing fractions, the answer of three primary school students (showing different characteristics of the levels of Figure 4.Examples of activities included in understanding shown in the HLT), the the HLT P. Ivars, Enhancing pre-service teachers noticing Page | 7
Journal of Teaching and Learning in Elementary Education (JTLEE) ISSN (Print) : 2615-4528 Vol. 4 No. 1, February 2021 ISSN (Online) : 2622-3023 ©All rights reserved DOI: http://dx.doi.org/10.33578/jtlee.v4i1.7876 Printed in Indonesia HLT as a theoretical document and four And, then we have ¾ which also guiding questions: represents three out of four that is… (She draws the following figure): 1. Which is greater 4/5 or 3/4? Explain it with a picture or your words (Answer of Ana and Iván) Teacher: What do you think? Has Iván: Well we think 4/5 is anyone done it in another way? No one? greater than 3/4 Can someone else explain, differently, Teacher: And how do you know? that 4/5 is greater than ¾? Ana: Because we have drawn four fifths, which is… and three quarters that (Answer of Núria and Louis) is… (while she was drawing on the Louis: Yes, of course ... we can blackboard the following images): but… we have not drawn it Teacher: What have you done? Núria: Well we thought that 4/5 needs 1/5 to complete the whole and ¾ needs ¼ to complete it. Therefore... as 1/5 is smaller than ¼, then 4/5 is greater than 3/4 because it needs less to complete Teacher: And? the whole than ¾. Iván: Well, so you can see that Louis: That's it! 4/5 is greater than ¾ Teacher: Do you all agree? ... Vicent? What do you think? h. Guiding questions Q1- Describe the activity (Answer of Marta and Vicent) considering the learning Vicent: Well, we agree, but objective: what are the we've done it differently. mathematical elements that the Teacher: Could you show us how have you done it? student needs to solve it? Marta: Yes, look, here we Q2- Describe how each pair have 4/5 that represents four out of five of students has solved the (while she was drawing the following activity identifying how they figure): have used the mathematical elements involved and the difficulties they have had with them. P. Ivars, Enhancing pre-service teachers noticing Page | 8
Journal of Teaching and Learning in Elementary Education (JTLEE) ISSN (Print) : 2615-4528 Vol. 4 No. 1, February 2021 ISSN (Online) : 2622-3023 ©All rights reserved DOI: http://dx.doi.org/10.33578/jtlee.v4i1.7876 Printed in Indonesia Q3- What are the relationship. This couple provides a characteristics of students’ correct answer but using an incorrect understanding (levels of reasoning. Finally, Núria and Louis answer focuses on the inverse understanding of the relationship between the number of the Hypothetical Learning parts and the size of each part as they Trajectory) that can be inferred stated that “[…] 4/5 needs 1/5 to from their responses? Justify complete the whole and ¾ needs ¼ to your answer. complete it”. Therefore they show Q4- How could you respond to characteristics of level 3. these students? Propose a learning objective and a 2. METHODOLOGY a. Participants new activity to help students In this learning environment progress in their understanding participated 85 pre-service primary of fractions. school teachers (PTs) enrolled in a university course related to the teaching The mathematical elements that and learning of mathematics during their should be considered to solve this third out of the four years of the degree activity of comparing proper fraction are to become a primary school teacher. the wholes must be the same to compare and the inverse relationship b. Instrument and data collection between the number of the parts and During the learning environment PTs the size of each part (a bigger number solved the three vignettes individually. of parts makes smaller parts). The Data of this research were PTs’ written answer of Ana and Iván show answers to questions Q2, Q3 and, Q4 to characteristics of level 2 since they the three vignettes. To maintain identify that the wholes must be the participants’ anonymity we named PTs same to compare fractions (they as: PT1, PT2…. PT85. represent both fractions using the same whole). Nevertheless, their answer does c. Analysis not show characteristics of We made a qualitative analysis of understanding the inverse relationship PTs’ answers to the three vignettes in between the number of the parts and two phases. In the first phase, three the size of each part (since their answer researchers analysed PTs' answers, relies on the graphical representation). individually, according to whether they The second couple, Marta and Vicent, (i) identified the mathematical elements shows characteristics of the level 1 since in the student's answers; (ii) interpreted they do not keep the same whole to the student's understanding considering compare both fractions nor show the HLT and the mathematical elements understanding of the inverse P. Ivars, Enhancing pre-service teachers noticing Page | 9
Journal of Teaching and Learning in Elementary Education (JTLEE) ISSN (Print) : 2615-4528 Vol. 4 No. 1, February 2021 ISSN (Online) : 2622-3023 ©All rights reserved DOI: http://dx.doi.org/10.33578/jtlee.v4i1.7876 Printed in Indonesia identified; and (iii) provided activities (Evidencers) were more able to provide that helped students progress in their activities to support students' conceptual understanding. We then compared our progression in the three vignettes. We results and discussed our discrepancies are going to show this relationship in the (triangulation process) until we reached vignette of comparing fractions as an an agreement. From the analysis of (i) instance of this result. and (ii), we identified three categories In the task of comparing fractions, 71 (groups of PTs) regarding the details out of the 85 PTs interpreted students’ identified and how they interpreted understanding, while 14 did not students' understanding: interpret it since they only provided Non-evidencers: PTs who descriptive answers. Fifty-four out of the interpreted students' 71 PTs who interpreted students’ understanding but did not provide understanding provided details from details from students' answers to students' answers to support their support their interpretations. interpretations (Evidencers) and 17 out Adders: PTs who interpreted of the 71 PTs did not provide details to students' understanding providing support their interpretations (Non- details from students' answers, evidencers). but they added information that For instance, PT23 interpreted cannot be inferred from students' students’ understanding as follows answers. (emphasis added to the mathematical Evidencers: PTs who interpreted elements identified): students' understanding providing Ana and Ivan They are at level 2 details from students' answers to since when they compare fractions, they support their interpretations. recognise that the wholes must be the Then, we analysed whether each same. Marta and Vicent They are at group of PTs provided activities focused level 1 since they do not keep the same on students' conceptual progression. In whole when they compare fractions the second phase, we analysed changes Louis and Núria They are at level in PTs' answers along the three 3 since when comparing fractions they vignettes. These changes provided us recognise that the wholes must be the with information to characterise PTs same and establish the inverse noticing enhancement. relationship between the number of the parts and the size of each part. 3. RESULTS This PT identified the mathematical a. Interpreting and deciding elements in students’ answers, (e.g. relationship “when they compare fractions recognise Our results highlight that those PTs that the wholes must be the same” or who provided a more detailed discourse “They establish the inverse relationship to support their interpretations between the number of the parts and P. Ivars, Enhancing pre-service teachers noticing Page | 10
Journal of Teaching and Learning in Elementary Education (JTLEE) ISSN (Print) : 2615-4528 Vol. 4 No. 1, February 2021 ISSN (Online) : 2622-3023 ©All rights reserved DOI: http://dx.doi.org/10.33578/jtlee.v4i1.7876 Printed in Indonesia the size of each part”) and interpreted wrote that Marta and Vicent do not keep students’ mathematical thinking the same whole when comparing recognising the relationship between fractions and they “[…] only notice four those mathematical elements and the shaded parts in 4/5 and three shaded different levels of the HLT. Nevertheless, parts in ¾. Therefore, although they he did not provide details from students' provide a correct answer the reasoning answers to support their interpretations is not correct […]”. She also interpreted (Non-evidencer). students’ understanding of the inverse On the other hand, PT73 interpreted relationship providing details from students’ understanding as follows students’ answer when she stated that (emphasis added to the mathematical Louis and Nuria use this mathematical elements identified): element to “justify their answer since Ana and Ivan They are at level 2 they stated “…4/5 is greater than 3/4 since they keep the same whole when because it needs less to complete the they represent both fractions. Then they whole than ¾needs”. compare both areas to provide the Excerpts from the answers, such as answer. the ones from PT73 (Evidencer) and Marta and Vicent They are at level PT23 (Non-evidencer) show the different 1. When they represent both fractions, they only notice four shaded parts in 4/5 ways in which PTs interpreted students and three shaded parts in ¾. Therefore, understanding in this task. although they provide a correct answer Regarding the activities provided, 26 the reasoning is not correct because they out of the 54 PTs, who interpreted do not keep the same whole when students' thinking providing details comparing fractions. (Evidencers), proposed at least one Louis and Núria Level 3 activity to help students progress in their These students use the mathematical understanding of fractions (48%). On element inverse relationship between the the other hand, five of the 17 PTs who number of the parts and the size of each did not provide details in their part, to justify their answer since they interpretations (Nonevidencers), stated “…4/5 is greater than 3/4 because it needs less to complete the whole than proposed at least one activity (29%). ¾needs”. In this context, the Non-evidencer PT73 identified the mathematical PTs provided activities that were not elements in students’ answers and related to the objective proposed or interpreted students’ mathematical without sense. For instance, with the thinking recognising the relationship objective of understanding that the between those mathematical elements wholes must be the same to compare and the different levels of HLT. fractions, PT23 provided an activity of Moreover, she provided details from representing fractions and partitioning students’ answers to support her the whole that was not related with the interpretations. For instance when she objective proposed: P. Ivars, Enhancing pre-service teachers noticing Page | 11
Journal of Teaching and Learning in Elementary Education (JTLEE) ISSN (Print) : 2615-4528 Vol. 4 No. 1, February 2021 ISSN (Online) : 2622-3023 ©All rights reserved DOI: http://dx.doi.org/10.33578/jtlee.v4i1.7876 Printed in Indonesia Objective: Recognise that the whole Rosa eats ¼ of her cake and Carlos eats must be the same when comparing 1/5 of his cake. Who do eat more cake? fractions. Explain it. Activity: We have two equal paper In the next section, we present how sheets and we want to divide one of them in ¼ and the other in ½. these different ways of interpreting On the other hand, PTs in the changed through the learning Evidencer group provided activities environment. connected with the learning objective that could help students progress in b. Noticing enhancement their understanding. For instance, PT73 Through the three vignettes (Table provided the following activity, focused 1), 42 PTs consistently provided a on comparing unitary fractions, to help detailed discourse (Evidencers), and 10 Ana and Iván understand the inverse PTs provided a non-detailed discourse relationship between the number of (Non-evidencers). Twenty-eight PTs parts and its size. This activity provides improved their discourse since they students various unitary fractions of the shifted from Non-evidencers or Adders same whole. Hence, it requires PTs to Evidencers. This discourse' comparing the number of the parts of improvement was followed by an the denominator and realising that a improvement of PTs' ability to provide bigger number of parts in the activities according to students' denominator makes each part smaller: understanding (from 34% in the first Objective: To understand the inverse vignette to 63% in the last, see Table relationship between the number of the 2). However, five PTs, showed a parts and the size of each parts; a bigger regression since they changed from number of parts makes smaller parts. Evidencers or Adders to Non-evidencers. Activity: Jose, Rosa and Carlos buy the same cake. Jose eats 1/3 of his cake, Table 1. Pre-service teachers discourse progress in the learning environment Discourse progress From Non- From Ways of interpreting evidencer Consistently Evidencer or Consistently students’ mathematical TOTAL or Adder to Non-evidencer Adder to Non- Evidencer thinking Evidencer evidencer Interpreting through the 12 1 2 19 34 three tasks Difficulties in at least 16 9 3 23 51 one task Total 28 10 5 42 P. Ivars, Enhancing pre-service teachers noticing Page | 12
Journal of Teaching and Learning in Elementary Education (JTLEE) ISSN (Print) : 2615-4528 Vol. 4 No. 1, February 2021 ISSN (Online) : 2622-3023 ©All rights reserved DOI: http://dx.doi.org/10.33578/jtlee.v4i1.7876 Printed in Indonesia Table 2. Number of activities provided in each task considering the discourse provided Number of Number of Number of activities activities in activities in PTs in Task 1 Task 2 Task 3 From Nonevidencer/Adder to Evidencer (28) 19 (34%) 14 (25%) 35 (63%) Always Non-evidencer (10) 4 (20%) 2 (10%) 9 (45%) From Evidencer/Adder to Nonevidencer (5) 4 (40%) 2 (20%) 2 (20%) Always Evidencer (42) 45 (54%) 21 (25%) 49 (58%) 4. DISCUSSION AND CONCLUSION attentive focus on students’ Our results allowed us to characterise understanding and prepares them to the enhancement of teacher noticing make instructional decisions based on through PTs changes in the discourse students’ mathematical understanding. generated, since the progress in the The regression of some PTs can be discourse, considering the details used explained by the difficulties interpreting to support their interpretations, some of the mathematical elements of influenced PTs ability to propose the fraction concept in the vignettes. activities. This highlights the critical role played by These results suggest a relationship mathematical content knowledge in the between the discourse provided by PTs enhancement of teacher noticing. interpretations of students’ Furthermore, our results show that mathematical understanding and the the characteristics of the vignettes used activities provided; PTs who produced a and the HLT supported PTs to link more mathematical detailed discourse to theoretical knowledge and practice, and interpret students’ understanding helped them improve their professional proposed more activities according to discourse. This improvement can be students’ understanding. Therefore, the seen as evidence of PTs noticing value of a detailed mathematical enhancement since PTs who generated discourse can be seen “as a major a more detailed discourse to interpret learning outcome in its own right” students' understanding, were more able (Clarke, 2013, p. 22). In this sense, “the to provide an activity to support more sensitive you are to noticing students' conceptual progression. details, the more tempted you are likely Nevertheless, the enhancement of to be to act responsively” (Mason, 2002, noticing is challenging and remains p. 248). Consequently, it seems that dependent on PTs' mathematical content producing a detailed discourse may be knowledge, since the mathematical distinctive in enhancing noticing. Our elements linked to each vignette results seem to suggest that a detailed- generated different difficulties in PTs. sensitive discourse leads PTs to a more P. Ivars, Enhancing pre-service teachers noticing Page | 13
Journal of Teaching and Learning in Elementary Education (JTLEE) ISSN (Print) : 2615-4528 Vol. 4 No. 1, February 2021 ISSN (Online) : 2622-3023 ©All rights reserved DOI: http://dx.doi.org/10.33578/jtlee.v4i1.7876 Printed in Indonesia We are aware that we cannot Teachers Education: Volume 3. generalise our results, and more Participants in Mathematics research is necessary to analyse how Teacher Education (vol. 13, pp. PTs’ noticing develops during teacher 343-366). Koninklijke Brill NV, training programs. In future projects, it Leiden. will be interesting to analyse how PTs https://doi.org/10.1163/97890044 use the knowledge learned during the 19230_014 university courses in their internship Buchbinder, O, & Kuntze, S. (2018). period at the schools to notice children’s Representations of practice in mathematical thinking. teacher education and research – Spotlights on Different ACKNOWLEDGEMENTS Approaches. In O. Buchbinder & The project I+D+i EDU2017-87411-R S. Kuntze (Eds.), Mathematics from Ministry of Economy and teachers engaging with Competitiveness (MINECO, Spain) representations of practice. A supported this research. dynamically evolving field (pp. 1– 8). Cham, Switzerland: Springer. REFERENCES https://doi.org/10.1007/978-3- 319-70594-1_1 Ball, D. L., Thames, M. H., & Phelps, G. (2008). Content knowledge for Buforn, A., Llinares, S., Fernández, C., teaching what makes it Coles, A., & Brown, L. (2020). special? Journal of Teacher Pre-service teachers’ knowledge Education, 59(5), 389-407. of the unitizing process in https://doi.org/10.1177/00224871 recognizing students’ reasoning to 08324554 propose teaching decisions. International Journal of Battista, M. T. (2012). Cognition-based Mathematical Education in assessment & teaching of Science and Technology. fractions: Building on students' https://doi.org/10.1080/0020739 reasoning. Portsmouth: X.2020.1777333 Heinemann. Clarke, D. J. (2013). Contingent Brown, L., Fernández, C., Helliwell, T., & conceptions of accomplished Llinares, S. (2020). Prospective practice: the cultural specificity of mathematics teachers as learners discourse in and about the in university and school contexts. mathematics classroom. ZDM From university-based activities to Mathematics Education, 45(1), classroom practice. In G. M. Lloyd 21-33. & O. Chapman (Eds) International https://doi.org/10.1007/s11858- Handbook of Mathematics 012-0452-8 P. Ivars, Enhancing pre-service teachers noticing Page | 14
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Journal of Teaching and Learning in Elementary Education (JTLEE) ISSN (Print) : 2615-4528 Vol. 4 No. 1, February 2021 ISSN (Online) : 2622-3023 ©All rights reserved DOI: http://dx.doi.org/10.33578/jtlee.v4i1.7876 Printed in Indonesia to notice” in the context of a https://doi.org/10.1016/j.tate.200 video club. Teaching and Teacher 6.11.005 Education, 24(2), 244-276. P. Ivars, Enhancing pre-service teachers noticing Page | 19
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