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Kritická místa matematiky na základní škole očima učitelů

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This book Critical places of primary mathematics through the eyes of teachers presents the results of research that was conducted under a GACR project in the years 2011 to 2013. The aim of the research was to collect and analyze teachers‘ experience with regards to so called critical places in primary and lower secondary school mathematics. These places are understood as areas that pupils often and repeatedly fail to master, in other words, they do not master them at a level necessary for the productive development and creative real-life application of their mathematical literacy. We have based our investigation on the premise that experienced teachers have already developed means for helping children in these difficult areas, ways to facilitate pupils‘ understanding of the mathematics at hand. Therefore, our secondary aim was to collect such practices and to compare them with results of mathematics education research. In selecting the appropriate research method we chose to implement in-depth interviews with teachers. In-depth interviews are not uncommon in Czech educational research, however, a prior review of literature showed that no research of the kind and extent with Czech mathematics teachers had been reported. There were a total of 60 participants in our study. All teachers were certified and showed sufficient confidence in their teaching of mathematics, offering their own professional expertise to researchers. We have a good reason to presume that they were teachers-experts. It is important in our study that participants come from a variety of schools in various districts of the Czech Republic. They are also of various age groups and the number of years they have been in service also varies. Further, they have different background in their teaching preparation and development and do not in general subscribe to one particular approach to teaching mathematics. Interviews reveal that the pupil population across the sample varies sufficiently in terms of socioeconomic background. Quotations from interviews are used throughout the book and form an essential part of individual chapters. The quotations are chosen to illustrate and document important findings and propositions, and to demonstrate how our conclusions are grounded in data. The book consists of eight chapters. The introductory chapter describes methods of data collection and analysis. It also informs the reader how data and results are presented in the text. The succeeding two chapters present the core mathematics-didactic view of the issue — the chapters identify critical places in mathematics of primary and lower secondary school, respectively, and present ways in which teachers strive to remediate the situation. The practices are compared with findings from international research in mathematics education. The preliminary stage of interview analysis brought out the fact that when speaking about difficult areas of mathematics, teachers are likely to expand on a much wider variety of contextual issues than those concerning pure field didactical perspectives. Later chapters in the book focus on this context, this range of non-didactical aspects. Authors analyze how they are reflected in teachers‘ discourse, what views teachers hold about them and how these views compare in the context of relevant research literature. The themes of each of the chapters are as follows: learning processes (Chapter 4), motivation to learn (Chapter 5), teachers‘ typologies of pupils and the differences between primary and secondary school teachers (Chapter 6), teachers‘ conception of success in mathematics and the sources of this success as well as the role division of family and school in relationship to pupils‘ success (Chapter 7). The final chapter titled Historical aspects of teaching and learning algebra is unique in the way that it does not directly work with teachers‘ proposition. Its contribution lies in relating the results from Chapters 2 and 3 to the development of mathematics as a domain. Even though each chapter can be read alone, the book as a whole presents a more complete picture of how experienced practising teachers reason about different aspects of their teaching practice and how this reasoning is (or is not) in view with current research results. The book is intended for the use of mathematics didacticians, mathematics and primary school teacher educators, and of post-graduate students, as well as both in- and pre-service teachers of mathematics.
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... There are several reasons why it is this topic that has been selected for testing the functionality of the chatbot environment. The first reason is that it is a topic that was identified as one of the critical areas of mathematics (Rendl et al, 2013), a topic in which pupils have considerable problems. The second reason is that it is a very well-structured topic. ...
... Algebraic expressions (expressions with variables), their properties and manipulations with them are one of the domains of school mathematics mostly declared in the interviews with teachers as difficult for pupils, see e.g. (Rendl et al., 2013). There are two main reasons for it presented by teachers: Pupils have difficulties with grasping rules for algebraic expression manipulations and in the era of the use of didactical technology (DT), it can be done by DT. ...
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The paper presents the partial results of a research study conducted within the project AI Assistant for Pupils and Teachers. The university, non-profit sector and organization established by the Ministry of Education are cooperating on this project. The aim of the project is to prepare an AI assistant for communication with teachers and pupils. The output of the project should be a system that communicates with pupils and teachers. AI assistant will offer them appropriate teaching materials based on their needs. The system will use not only pre-prepared materials (which is the case presented in this paper), but will be able to independently search and evaluate materials in open databases. We primarily focus on supporting the teaching and learning of mathematics and Czech language. In this paper, we focus on one of the partial researches. The aim of this research was to prepare and experimentally test the possibility of using a series of pre-prepared math problems of an increasing difficulty for individual (partly pupil-managed) practice of algebraic expressions. The topic of algebraic expressions was chosen because it is relatively well-structured and is therefore suitable for this method of processing. At the same time, and this is very important, the topics include the so-called critical topics, i.e. topics that cause problems for pupils and where pupils very often seek help. The topic of algebraic expressions is divided into several subchapters, each of which contains about ten steps, consisting of three tasks, one of basic, one of standard and one of higher difficulty, and supporting materials for mastering them. The pupil can decide what difficulty of the task they want to solve and what supporting materials they want to use. The developed application is available to pupils online in the web environment as well as in the form of an app for the mobile phone. The application has already been published and is in a test regime.
... Geometry is an important area of school mathematics that can be difficult for students. 1 Some current critical points of teaching geometry in the Czech Republic have been described by Rendl and Vondrová (2013). Similar problems also occur in other countries (Adolphus, 2011;Mirna, 2018;Geçici and Aydın, 2020). ...
... The influence of textbooks was also mentioned by Aktaş and Ünlü (2017). Other causes may be, e.g., the influence of the teacher (Aktaş and Ünlü, 2017;Hacısalihoğlu-Karadeniz et al, 2015;Hacısalihoğlu-Karadeniz, Kaya and Bozkuş, 2017;Son, 2006), the socio-cultural environment of students (e.g., Brand, Glasson and Green, 2010;Maaz et al, 2008), the popularity of geometry with students (e.g., Rendl and Vondrová, 2013), etc. In our research, we observe that students have the greatest problems with atypical tasks. ...
Article
The paper focuses on students’ understanding of the concepts of axial and central symmetries in a plane. Attention is paid to whether students of various ages identify a non-model of an axially symmetrical figure, know that a line segment has two axes of symmetry and a circle has an infinite number of symmetry axes, and are able to construct an image of a given figure in central symmetry. The results presented here were obtained by a quantitative analysis of tests given to nearly 1,500 Czech students, including pre-service mathematics teachers. The paper presents the statistics of the students’ answers, discusses the students’ thought processes and presents some of the students’ original solutions. The data obtained are also analysed with regard to gender differences and to the type of school that students attend. The results show that students have two principal misconceptions: that a rhomboid is an axially symmetrical figure and that a line segment has just one axis of symmetry. Moreover, many of the tested students confused axial and central symmetry. Finally, the possible causes of these errors are considered and recommendations for preventing these errors are given. You can find the free full-text (in the PDF format) at the journal´s website: https://www.eriesjournal.com/index.php/eries/article/view/405 .
... Navzdory tomu však představují učivo, které je obtížné pro žáky i pro jejich učitele (např. Rendl et al., 2013). Četné výzkumy ukazují, že žáci jsou při řešení slovních úloh mnohdy neúspěšní, protože si neumějí vytvořit dostatečně kvalitní situační model. ...
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Cílem přehledové studie je podat přehled o výzkumech zkoumajících účinnost intervencí, v nichž je prostřednictvím zlepšování čtení s porozuměním (a to na podkladu zadání slovních úloh) usilováno o zlepšení dovednosti řešit slovní úlohy. Studie je založena na předpokladu, že u slovních úloh, které jsou příkladem vysoce komplexního učiva, může úroveň čtení s porozuměním limitovat přístup k využití matematických dovedností. Současně se ukazuje, že je nutné rozvíjet nejen porozumění textu jako takovému, ale také specifických jazykových prostředků využívaných ve slovních úlohách. Prostřednictvím databází ERIC, Scopus a WOS bylo identifikováno sedm studií požadovaného typu, které byly doplněny o jednu další relevantní studii. Tyto studie využily slovní úlohy jako specifický typ komunikátu pro rozvoj čtení s porozuměním, a to pomocí přenesení (komplexních) strategií čtení do výuky matematiky vesměs u žáků 1. stupně. Jejich dalším společným jmenovatelem je důraz na rozvoj metakognice prostřednictvím různých forem lešení (pojmových map, diagramů, role cards). Sedm ze studií prokázalo pozitivní důsledky využívání textů slovních úloh jako podkladu pro rozvoj čtení na schopnost žáků řešit slovní úlohy. Výzkumná evidence však není dostatečná, proto studie poukazuje na možné směry výzkumu v této oblasti. Studie ukazuje, že slovní úlohy se mohou stát prostředky specifického i nespecifického posilování mezi předměty matematika a mateřský jazyk.
... Word problems are one of critical areas in teaching of mathematics (Vondrová and Žalská, 2013). It is a topic that tends to be unpopular with pupils as well as teachers. ...
Chapter
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El propósito de este artículo es evidenciar cómo el profesor, desde lo colectivo, apoya la construcción de conocimiento matemático a través de la refutación de conclusiones. Se presentan dos episodios de clase y los argumentos construidos por estudiantes de primaria al resolver dos tareas matemáticas. Se reconstruyeron los argumentos de los estudiantes y su respectiva estructura a fin de mostrar el rol del profesor como apoyo en la construcción de conocimiento matemático mientras validan o refutan conclusiones. Se reconoce que las preguntas del profesor: 1) generan espacios para que los estudiantes validen el contenido matemático de los argumentos, 2) fomentan la construcción de argumentos y 3) favorecen oportunidades de aprendizaje basado en la gestión del error. Palabras clave: Argumentación, refutación, matemáticas, profesor, primaria.
... Students with ASD prefer direct instruction without social context but this does not correspond to the normal school reality. For example, as reported by Rendl and Vondrová (2013), according to mathematics teachers, problems with context are considered to be word problems. They add that the main diffi culty they see for students is not understanding the text and translating it into an idea of the situation and the nature of the problem at stake. ...
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https://pages.pedf.cuni.cz/gramotnost/files/2022/01/02_Sotakova.pdf Abstract: This study aims to describe how students with autism spectrum disorder (ASD) approach mathematical problems, how they process them cognitively, and what the specifics of the way they solve them are. We primarily focus on whether it is possible to find differences in the way these students approach the problems as compared to students with no known disabilities and whether we can find ASD-related differences in their problem-solving procedures. We draw on the qualitative empirical investigation that formed the basis of the author’s dissertation. We worked with six upper-elementary school students (sixth- and ninth-graders) diagnosed with ASD and 12 neurotypical classmates. The results of the study show that the processing of mathematical problems in the students with ASD is influenced by the severity of the disorder as well as by the level of language and social skills. However, on the basis of the fi ndings, we have to conclude that although we can find specific features in the behaviour of students with ASD referring to the core problems of the disorder, their cognitive processing of mathematical problems is very individual.
... The graph in Fig. 1 shows noticeable differences in average success rates across the thematic areas. During the seven yearlong monitoring, the low success rate in the area Geometry and measurement was statistically significant, showing that it could be added to the critical areas in school mathematics, being also in accordance with the results of research i.e. in Czech Republic (Rendl & Vondrová et al., 2013). But this thematic area included also problems with average or lower difficulty. ...
Article
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Besides providing information to pupils, their parents, teachers, and school founders about the achieved level in mathematics, the pupils' results in mathematics at international or national testing can also be used for other purposes. In our research, the results of Slovak national testing T9 (success rate of pupils and difficulty of individual thematic areas and test items) seem to us to be a reasonable source for identification of critical areas in school mathematics. Based on the findings of such areas, we target more at these areas in the preparation of future teachers of mathematics. The special group of problems, so-called problems with figures, seems to be one of the critical areas. In the assignment of these problems, a part of the input information is not of a purely textual character, and in the process of solving the solver has to read information about objects appearing in the problem and relations between objects from figures (e. g. scheme, graph, chart, table, picture or map).
... In ambiguous cases, curriculum analysis was supplemented with content analysis of mathematics textbooks to identify the chronology of teaching mathematics at the lower secondary level. The whole set of the most commonly used mathematics textbooks in Czech lower-secondary schools (see, for example, Rendl et al., 2013) was included in the analysis -twelve textbooks in total. Specifically, the grades in which the given mathematical operations are generally developed were identified based on the textbooks' content. ...
Article
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The use of maps as a complex source of geographical information requires a certain level of mathematical literacy. The lack of such literacy can cause severe failures in map use and the development of map skills. Therefore, this paper aims to contribute to the discussion about the difficulties in using quantitative thematic maps (specifically choropleth maps and proportional symbol maps), which may result from insufficient level of mathematical literacy at the lower secondary level of education. The paper is structured into two studies: Study 1 focuses on the continuity of mathematics and geography curricula (employing methods of expert cognitive walkthrough and content analysis), while Study 2 examines the relationship between achieved mathematical literacy and map skills (using two achievements tests and a questionnaire). The findings show that the continuity of curricula often fails and that map skills development precedes the development of mathematical literacy. The identified inappropriate chronology might have important consequences, since the correlation of mathematical literacy with the level of thematic map use skills proves to be statistically significant. Their relationship is significant in all aspects of map use (map reading, analysis, and interpretation) and in the use of both types of quantitative thematic maps examined in the study. The results should be of interest to geography teachers, teacher trainers, and curriculum leaders on the national and school levels.
... The area of word problems has been identified as an area of concern in many countries because of pupils' difficulties in solving them. Teachers report that word problems belong among those in which pupils have the poorest performance (Rendl, Vondrová et al., 2013). In contrast to carrying arithmetic operations, solving equations, constructing figures in geometry, when solving a problem pupils have to orchestrate more skills -they work with a text (reading with comprehension), they analyse it looking for input data and for what they are expected to do, they carry out mathematical operations (following a known algorithm or using heuristic strategies) and they validate and formulate their answer. ...
... Word problems are one of critical areas in teaching of mathematics (Vondrová and Žalská, 2013). It is a topic that tends to be unpopular with pupils as well as teachers. ...
Book
Máme co do činění s publikací napsanou na pomyslném průniku kurikula a didaktiky. "Otázky zaměřené na cíle a obsahy vzdělávání se zde prostupují s otázkami po vzdělávacích formách a metodách. Kurikulární rozměr publikace je dán ukotvením výkladu do teorie obsahové transformace a také do konkrétních vzdělávacích programů. Didaktický rozměr je zohledňován pojednáním o výukových aktivitách, učebních úlohách a způsobech jejich řešení žáky." Tomáš Janík
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