Using Cases as a Means to Discuss Errors in Mathematics Teacher Education

Errors are a major component of the pedagogical content knowledge (PCK) needed for teaching mathematics. In this study, 25 prospective teachers (PTs) in high schools were invited to solve a trigonometric task that had been assigned to high-school students and, subsequently, to relate to an authentic...

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Main Author: Ruthi Barkai
Format: Article
Language:English
Published: MDPI AG 2021-09-01
Series:Education Sciences
Subjects:
Online Access:https://www.mdpi.com/2227-7102/11/10/575
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author Ruthi Barkai
author_facet Ruthi Barkai
author_sort Ruthi Barkai
collection DOAJ
description Errors are a major component of the pedagogical content knowledge (PCK) needed for teaching mathematics. In this study, 25 prospective teachers (PTs) in high schools were invited to solve a trigonometric task that had been assigned to high-school students and, subsequently, to relate to an authentic solution containing mathematical errors, which was presented in a dialogue by a pair of students. While all PTs reached the final, correct solution, eight provided only one of the two results in one step of the solution. Almost all (23) PTs identified at least one of the students’ errors. The case raised issues regarding the steps that should be written in a solution and the role of drawings in mathematical problems. This article suggests that exposing PTs to authentic teaching cases provides opportunities to discuss subtle issues related to their own mathematical knowledge and to obstacles that their future students might encounter when solving such tasks.
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spelling doaj.art-ebee8b3595204421a49b6b846cf0d4402023-11-22T18:00:05ZengMDPI AGEducation Sciences2227-71022021-09-01111057510.3390/educsci11100575Using Cases as a Means to Discuss Errors in Mathematics Teacher EducationRuthi Barkai0Mathematics Education Department, Kibbutzim College of Education Technology and the Arts, Tel Aviv 6250769, IsraelErrors are a major component of the pedagogical content knowledge (PCK) needed for teaching mathematics. In this study, 25 prospective teachers (PTs) in high schools were invited to solve a trigonometric task that had been assigned to high-school students and, subsequently, to relate to an authentic solution containing mathematical errors, which was presented in a dialogue by a pair of students. While all PTs reached the final, correct solution, eight provided only one of the two results in one step of the solution. Almost all (23) PTs identified at least one of the students’ errors. The case raised issues regarding the steps that should be written in a solution and the role of drawings in mathematical problems. This article suggests that exposing PTs to authentic teaching cases provides opportunities to discuss subtle issues related to their own mathematical knowledge and to obstacles that their future students might encounter when solving such tasks.https://www.mdpi.com/2227-7102/11/10/575prospective teacherscasesusing errors in learning and teaching mathematics
spellingShingle Ruthi Barkai
Using Cases as a Means to Discuss Errors in Mathematics Teacher Education
Education Sciences
prospective teachers
cases
using errors in learning and teaching mathematics
title Using Cases as a Means to Discuss Errors in Mathematics Teacher Education
title_full Using Cases as a Means to Discuss Errors in Mathematics Teacher Education
title_fullStr Using Cases as a Means to Discuss Errors in Mathematics Teacher Education
title_full_unstemmed Using Cases as a Means to Discuss Errors in Mathematics Teacher Education
title_short Using Cases as a Means to Discuss Errors in Mathematics Teacher Education
title_sort using cases as a means to discuss errors in mathematics teacher education
topic prospective teachers
cases
using errors in learning and teaching mathematics
url https://www.mdpi.com/2227-7102/11/10/575
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