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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

A study of practicioners' [sic] ideas on pre-service competencies needed for high school biology teachers / Study of practitioners' ideas on pre-service competencies needed for high school biology teachers

Stallings, Mark Anthony January 2011 (has links)
Digitized by Kansas Correctional Industries
2

A temática ambiental e o ensino de biologia: o professor enquanto sujeito ecológico

Campos, Daniela Bertolucci de [UNESP] 04 May 2007 (has links) (PDF)
Made available in DSpace on 2014-06-11T19:24:21Z (GMT). No. of bitstreams: 0 Previous issue date: 2007-05-04Bitstream added on 2014-06-13T19:10:58Z : No. of bitstreams: 1 campos_db_me_rcla.pdf: 652819 bytes, checksum: 4a13a15a4856bd904040f0ca23266caa (MD5) / Secretaria de Educação do Estado de São Paulo / Professores são potencialmente educadores ambientais no ensino formal, mas para que atuem como tal é necessário que ocorra um processo de identificação pessoal e profissional com o ambiental durante a sua trajetória de vida. Segundo Carvalho (2004), professores que passam a cultivar idéias e sensibilidades ecológicas em sua prática educativa estão sendo portadores dos ideais do sujeito ecológico. O sujeito ecológico representa um tipo ideal, que possui um conjunto de atributos e valores ecológicos, constituindo um parâmetro orientador de escolhas e estilos de vida. Este trabalho buscou traçar o perfil do professor de Biologia enquanto sujeito ecológico, explorando a visão do professor em relação à Temática Ambiental e o seu relacionamento pessoal e profissional com ela. Nove professores da rede pública de ensino participaram da pesquisa, onde por meio do emprego de entrevistas semiestruturadas e análise documental, identificamos quais características do sujeito ecológico esses professores apresentam, as vias de acesso rumo à identificação com o ambiental, os aspectos da Temática Ambiental que consideram significativos e que dimensões desta temática os professores contemplam em seu trabalho. Nossos dados demonstraram que existe uma estreita relação entre o grau de aproximação do professor em relação às características que compõem o sujeito ecológico e o trabalho docente em relação à Temática Ambiental. A militância como característica preponderante seguida pelas características dela derivadas, como a motivação, o envolvimento pessoal, a persistência, a superação e a paixão identificadas nos professores colaboradores à medida que iam se aproximando em maior grau do tipo ideal, permitiu-nos construir um novo perfil de sujeito ecológico. Os dados apontaram que a opção pela Temática Ambiental e o processo de identificação... / Teachers are potentially environmental educators in the formal education, but for acting like that it is necessary that a personal identification and a professional process with the environment occur during their trajectory of life. According to Carvalho (2004), teachers who start to have ecological ideas and feelings in their practical performance carry on the ideals of the sujeito ecológico. The sujeito ecológico represents an ideal type, who has an ecological set of attributes and values, which are a position parameter of choices and styles of life. This paper aimed to draw the profile of the biology teacher as a sujeito ecológico, exploring the vision of the teacher regarding the Environmental Thematic and his personal and professional relationship with it. Nine teachers from the public schools had participated of the research, where through half-structuralized interviews and documental analysis, we could identify which characteristics of the sujeito ecológico these teachers present, the access ways to the their identification with the environment, which aspects from the Environmental Thematic they consider significant and which dimensions of this thematic the teachers contemplate in their work. Our data had demonstrated that there is a strict relation between the approach level of the teacher relative to the characteristics that compose the sujeito ecológico and the teaching work relative to the Environmental Thematic. The militancy as predominant characteristic followed by its own characteristics, like motivation, personal involvement, persistence, overcoming and passion identified in the teachers according to their approaching to the ideal subject, allowed us to get a new sujeito ecológico profile. The data had aimed that the option for the Environmental Thematic and the process of identification through the field had occurred in different moments... (Complete abstract, click electronic access below)
3

Formação inicial de professores de biologia : análise de uma proposta de prática colaborativa com o uso de computadores /

Gianotto, Dulcinéia Ester Pagani. January 2008 (has links)
Orientador: Renato Eugênio da Silva Diniz / Banca: Denise de Freitas / Banca: Klaus Schlünzen Junior / Banca: Polonia Altoe Fusinato / Banca: Lizete Maria Orquiza de Carvalho / Resumo: Este estudo analisa um processo de formação inicial de professores, pautado numa metodologia colaborativa para uso do computador como recurso pedagógico, a partir da descrição e interpretação de uma experiência didática, realizada em 2006, na disciplina Prática de Ensino de Ciências e Biologia II, na Universidade Estadual de Maringá (UEM), com um grupo de 16 (dezesseis) Alunos-Professores (AP). A experiência fundamenta-se nas diretrizes teóricas da Aprendizagem Colaborativa (AC) e apóia-se na perspectiva de que uma mudança na prática pedagógica, mediante a adoção de atitudes colaborativas, participação ativa e construção conjunta do conhecimento, associadas ao uso da tecnologia computacional pode provocar uma mudança de comportamento dos AP, influenciando, significativamente, a melhoria do ensino e da aprendizagem em cursos de formação inicial de professores de Biologia. Para tanto, foi adotada a metodologia qualitativa, visto que esta abordagem supõe o contato direto e prolongado do pesquisador com o objeto de estudo, possibilitando-lhe captar e compreender os significados das percepções e experiências dos sujeitos da pesquisa. A coleta de dados, constituída basicamente de textos e falas transcritas de questionários e documentos, deu-se mediante o desenvolvimento de diversas ações pedagógicas. Essas ações proporcionaram aos AP, além da fundamentação teórica necessária, oportunidades de estabelecer um diálogo com a realidade, quando da observação e análise de aulas de Biologia, com o uso das ferramentas computacionais sob a perspectiva colaborativa, numa escola campo de estágio. A análise e discussão dos resultados evidência que ao serem estimulados a emergirem num processo crítico-reflexivo conjunto, sobre o que faziam, como faziam e porque faziam, os AP parecem ter construído, particularmente... (Resumo completo, clicar acesso eletrônico abaixo) / Abstract: The present study analyses the process of pre-service teacher education based on a collaborative methodology for the use of the computer as a pedagogical resource, through the description and interpretation of a didactical experience occurred in 2006 in the II Science and Biology Education Practice subject of Maringa State University (UEM), with a 16 student teachers (AP) group. The experience is based on the theoretical directives of collaborative practice (AC) and leans on the perspective that a conceptual change in the pedagogical practice, through the adoption of collaborative practices, active participation and group knowledge construction, associated with the use of computer technologies may cause a change in the behavior of the student teachers, influencing significantly the quality of teaching e learning in biology teachers pre service education. A qualitative methodology was adopted considering that this approach supposes the direct and prolonged contact of the researcher with his object of study, making possible the caption and comprehension of the perceptions and experiences of the subjects of research. The data collection, constituted basically of texts and transcriptions of questionnaires and documents, was organized through the development of several pedagogical actions. Such actions proportionate to the student teachers, besides the necessary theory explanation, opportunities of establishing a dialogue with the reality when observating and analyzing biology classes with the use of computer sources under a collaborative practice, in a school-based internship program. The analysis and discussion of the results shows up that when the student teachers are stimulated to emerge, all together, in a critical-reflexive pedagogical process about what they were doing, how they were doing... (Complete abstract click electronic access below) / Doutor
4

Uma proposta de formação continuada de professores de biologia em Mato Grosso do Sul : de manuais didáticos a obras clássicas no estudo da evolução biológica /

Mianutti, João. January 2010 (has links)
Orientador: Fernando Bastos / Banca: Gilberto Luiz Alves / Banca: Roberto Nardi / Banca: Sandra Escovedo Selles / Banca: Washington Luiz Pacheco de Carvalho / Resumo: A evolução biológica é uma teoria unificadora nas ciências biológicas, sendo postulada, nos Parâmetros Curriculares Nacionais, como um dos eixos para se organizar o currículo de biologia no ensino médio. Apesar de existir um consenso entre os biólogos sobre a sua importância para compreensão da diversidade biológica, pesquisas desenvolvidas na área de ensino de ciências tem destacado que estudantes e professores tem dificuldades para o entendimento de conceitos basilares do pensamento evolutivo. Nesta perspectiva, tendo como referencial teórico a ciência da história, o principal objetivo deste estudo é contribuir para a melhoria do ensino de evolução biológica na escola básica. Para tanto, no presente trabalho buscou-se analisar o alcance de um processo de formação continuada centrado em uma temática única -evolução biológica - e no estudo de obras clássicas do pensamento evolutivo. Esta alternativa está pautada na hipótese que propostas centradas no domínio específico podem se constituir numa estratégia fecunda para aprofundar conhecimentos da área de formação inicial e, também, para tratar outros conhecimentos essenciais para o trabalho docente. Para a obtenção de dados empíricos foi desenvolvido o curso de extensão "Subsídios teóricos e metodológicos para o ensino de evolução biológica na educação básica", com professores da rede pública estadual de Mato Grosso do Sul. Tendo como orientação a abordagem qualitativa, durante o curso vários instrumentos foram utilizados para coleta de dados. Pela análise, constatou-se que dois aspectos, diretamente relacionados, dificultaram a leitura dos textos selecionados: a organização do trabalho didático vigente na escola e a exaustiva rotina de trabalho dos professores. Dentre as contribuições da pesquisa, destacam-se: os professores foram muito receptivos a proposta de formação centrada... (Resumo completo, clicar acesso eletrônico abaixo) / Abstract: Biological evolution is a unifer theory in the biological sciences, according to the National Curricular Parameters, as one of the axes to organize the biology curriculum in high school. Despite a consensus among biologists about the importance of the comprehension of biological diversity, researches conducted in the area of science teaching have highlighted that teachers and students have difficulties in understanding basic concepts of the evolutionary thinking. Under such assumption and based on the theoretical guidelines of science of history, the main objective of the current study is to contribute to enhance the biological evolution teaching in elementary and secondary school. In order to accomplish that, the current study analyzed the outcomes fo a process of ongoing teacher development focused on an only theme - biological evolution - and in the study of classical theories of evolutionary thinking. This choice relies on the hypothesis that proposals centered on specific domains might build a strategy to deep knowledge in pre-service teacher development and also to treat other essential knowledge to the teaching career. Empirical data gathering was obtain in a community course, "theoretical and methodological subsides to the teaching of evolution in elementary and high school" addressed to public school teachers in the State of Mato Grosso do Sul, under a qualitative approach several data gathering instruments. Analysis shows that two related aspects contributed to participants have difficulties in reading selected texts: didactic work organization in schools and teachers workload. Research demonstrated some contributions such as: teachers were very receptive in relation to the teacher development centered in an only theme of specific domain; the group of teachers chose as an assessment propose, the elaboration of a didactic project to deal with the topic in high school... (Complete abstract click electronic access below) / Doutor
5

Formação inicial de professores de biologia: análise de uma proposta de prática colaborativa com o uso de computadores

Gianotto, Dulcinéia Ester Pagani [UNESP] 06 June 2008 (has links) (PDF)
Made available in DSpace on 2014-06-11T19:31:40Z (GMT). No. of bitstreams: 0 Previous issue date: 2008-06-06Bitstream added on 2014-06-13T21:03:03Z : No. of bitstreams: 1 gianotto_dep_dr_bauru.pdf: 2750348 bytes, checksum: 7be36919eb7de572e7b21021e649c93f (MD5) / Este estudo analisa um processo de formação inicial de professores, pautado numa metodologia colaborativa para uso do computador como recurso pedagógico, a partir da descrição e interpretação de uma experiência didática, realizada em 2006, na disciplina Prática de Ensino de Ciências e Biologia II, na Universidade Estadual de Maringá (UEM), com um grupo de 16 (dezesseis) Alunos-Professores (AP). A experiência fundamenta-se nas diretrizes teóricas da Aprendizagem Colaborativa (AC) e apóia-se na perspectiva de que uma mudança na prática pedagógica, mediante a adoção de atitudes colaborativas, participação ativa e construção conjunta do conhecimento, associadas ao uso da tecnologia computacional pode provocar uma mudança de comportamento dos AP, influenciando, significativamente, a melhoria do ensino e da aprendizagem em cursos de formação inicial de professores de Biologia. Para tanto, foi adotada a metodologia qualitativa, visto que esta abordagem supõe o contato direto e prolongado do pesquisador com o objeto de estudo, possibilitando-lhe captar e compreender os significados das percepções e experiências dos sujeitos da pesquisa. A coleta de dados, constituída basicamente de textos e falas transcritas de questionários e documentos, deu-se mediante o desenvolvimento de diversas ações pedagógicas. Essas ações proporcionaram aos AP, além da fundamentação teórica necessária, oportunidades de estabelecer um diálogo com a realidade, quando da observação e análise de aulas de Biologia, com o uso das ferramentas computacionais sob a perspectiva colaborativa, numa escola campo de estágio. A análise e discussão dos resultados evidência que ao serem estimulados a emergirem num processo crítico-reflexivo conjunto, sobre o que faziam, como faziam e porque faziam, os AP parecem ter construído, particularmente... / The present study analyses the process of pre-service teacher education based on a collaborative methodology for the use of the computer as a pedagogical resource, through the description and interpretation of a didactical experience occurred in 2006 in the II Science and Biology Education Practice subject of Maringa State University (UEM), with a 16 student teachers (AP) group. The experience is based on the theoretical directives of collaborative practice (AC) and leans on the perspective that a conceptual change in the pedagogical practice, through the adoption of collaborative practices, active participation and group knowledge construction, associated with the use of computer technologies may cause a change in the behavior of the student teachers, influencing significantly the quality of teaching e learning in biology teachers pre service education. A qualitative methodology was adopted considering that this approach supposes the direct and prolonged contact of the researcher with his object of study, making possible the caption and comprehension of the perceptions and experiences of the subjects of research. The data collection, constituted basically of texts and transcriptions of questionnaires and documents, was organized through the development of several pedagogical actions. Such actions proportionate to the student teachers, besides the necessary theory explanation, opportunities of establishing a dialogue with the reality when observating and analyzing biology classes with the use of computer sources under a collaborative practice, in a school-based internship program. The analysis and discussion of the results shows up that when the student teachers are stimulated to emerge, all together, in a critical-reflexive pedagogical process about what they were doing, how they were doing... (Complete abstract click electronic access below)
6

Uma proposta de formação continuada de professores de biologia em Mato Grosso do Sul: de manuais didáticos a obras clássicas no estudo da evolução biológica

Mianutti, João [UNESP] 08 March 2010 (has links) (PDF)
Made available in DSpace on 2014-06-11T19:31:40Z (GMT). No. of bitstreams: 0 Previous issue date: 2010-03-08Bitstream added on 2014-06-13T20:02:41Z : No. of bitstreams: 1 mianutti_j_dr_bauru.pdf: 724258 bytes, checksum: dd2f72493ac715a050ee7d7c1cb69542 (MD5) / Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES) / A evolução biológica é uma teoria unificadora nas ciências biológicas, sendo postulada, nos Parâmetros Curriculares Nacionais, como um dos eixos para se organizar o currículo de biologia no ensino médio. Apesar de existir um consenso entre os biólogos sobre a sua importância para compreensão da diversidade biológica, pesquisas desenvolvidas na área de ensino de ciências tem destacado que estudantes e professores tem dificuldades para o entendimento de conceitos basilares do pensamento evolutivo. Nesta perspectiva, tendo como referencial teórico a ciência da história, o principal objetivo deste estudo é contribuir para a melhoria do ensino de evolução biológica na escola básica. Para tanto, no presente trabalho buscou-se analisar o alcance de um processo de formação continuada centrado em uma temática única -evolução biológica - e no estudo de obras clássicas do pensamento evolutivo. Esta alternativa está pautada na hipótese que propostas centradas no domínio específico podem se constituir numa estratégia fecunda para aprofundar conhecimentos da área de formação inicial e, também, para tratar outros conhecimentos essenciais para o trabalho docente. Para a obtenção de dados empíricos foi desenvolvido o curso de extensão Subsídios teóricos e metodológicos para o ensino de evolução biológica na educação básica, com professores da rede pública estadual de Mato Grosso do Sul. Tendo como orientação a abordagem qualitativa, durante o curso vários instrumentos foram utilizados para coleta de dados. Pela análise, constatou-se que dois aspectos, diretamente relacionados, dificultaram a leitura dos textos selecionados: a organização do trabalho didático vigente na escola e a exaustiva rotina de trabalho dos professores. Dentre as contribuições da pesquisa, destacam-se: os professores foram muito receptivos a proposta de formação centrada... / Biological evolution is a unifer theory in the biological sciences, according to the National Curricular Parameters, as one of the axes to organize the biology curriculum in high school. Despite a consensus among biologists about the importance of the comprehension of biological diversity, researches conducted in the area of science teaching have highlighted that teachers and students have difficulties in understanding basic concepts of the evolutionary thinking. Under such assumption and based on the theoretical guidelines of science of history, the main objective of the current study is to contribute to enhance the biological evolution teaching in elementary and secondary school. In order to accomplish that, the current study analyzed the outcomes fo a process of ongoing teacher development focused on an only theme - biological evolution - and in the study of classical theories of evolutionary thinking. This choice relies on the hypothesis that proposals centered on specific domains might build a strategy to deep knowledge in pre-service teacher development and also to treat other essential knowledge to the teaching career. Empirical data gathering was obtain in a community course, theoretical and methodological subsides to the teaching of evolution in elementary and high school addressed to public school teachers in the State of Mato Grosso do Sul, under a qualitative approach several data gathering instruments. Analysis shows that two related aspects contributed to participants have difficulties in reading selected texts: didactic work organization in schools and teachers workload. Research demonstrated some contributions such as: teachers were very receptive in relation to the teacher development centered in an only theme of specific domain; the group of teachers chose as an assessment propose, the elaboration of a didactic project to deal with the topic in high school... (Complete abstract click electronic access below)
7

A temática ambiental e o ensino de biologia : o professor enquanto sujeito ecológico /

Campos, Daniela Bertolucci de. January 2007 (has links)
Orientador: Rosa Maria Feiteiro Cavalari / Banca: Luiz Marcelo de Carvalho / Banca: Clarice Sumi Kawasaki / Resumo: Professores são potencialmente educadores ambientais no ensino formal, mas para que atuem como tal é necessário que ocorra um processo de identificação pessoal e profissional com o ambiental durante a sua trajetória de vida. Segundo Carvalho (2004), professores que passam a cultivar idéias e sensibilidades ecológicas em sua prática educativa estão sendo portadores dos ideais do sujeito ecológico. O sujeito ecológico representa um tipo ideal, que possui um conjunto de atributos e valores ecológicos, constituindo um parâmetro orientador de escolhas e estilos de vida. Este trabalho buscou traçar o perfil do professor de Biologia enquanto sujeito ecológico, explorando a visão do professor em relação à Temática Ambiental e o seu relacionamento pessoal e profissional com ela. Nove professores da rede pública de ensino participaram da pesquisa, onde por meio do emprego de entrevistas semiestruturadas e análise documental, identificamos quais características do sujeito ecológico esses professores apresentam, as vias de acesso rumo à identificação com o ambiental, os aspectos da Temática Ambiental que consideram significativos e que dimensões desta temática os professores contemplam em seu trabalho. Nossos dados demonstraram que existe uma estreita relação entre o grau de aproximação do professor em relação às características que compõem o sujeito ecológico e o trabalho docente em relação à Temática Ambiental. A militância como característica preponderante seguida pelas características dela derivadas, como a motivação, o envolvimento pessoal, a persistência, a superação e a paixão identificadas nos professores colaboradores à medida que iam se aproximando em maior grau do tipo ideal, permitiu-nos construir um novo perfil de sujeito ecológico. Os dados apontaram que a opção pela Temática Ambiental e o processo de identificação... (Resumo completo, clicar acesso eletrônico abaixo) / Abstract: Teachers are potentially environmental educators in the formal education, but for acting like that it is necessary that a personal identification and a professional process with the environment occur during their trajectory of life. According to Carvalho (2004), teachers who start to have ecological ideas and feelings in their practical performance carry on the ideals of the sujeito ecológico. The sujeito ecológico represents an "ideal type", who has an ecological set of attributes and values, which are a position parameter of choices and styles of life. This paper aimed to draw the profile of the biology teacher as a sujeito ecológico, exploring the vision of the teacher regarding the Environmental Thematic and his personal and professional relationship with it. Nine teachers from the public schools had participated of the research, where through half-structuralized interviews and documental analysis, we could identify which characteristics of the sujeito ecológico these teachers present, the access ways to the their identification with the environment, which aspects from the Environmental Thematic they consider significant and which dimensions of this thematic the teachers contemplate in their work. Our data had demonstrated that there is a strict relation between the approach level of the teacher relative to the characteristics that compose the sujeito ecológico and the teaching work relative to the Environmental Thematic. The militancy as predominant characteristic followed by its own characteristics, like motivation, personal involvement, persistence, overcoming and passion identified in the teachers according to their approaching to the "ideal subject", allowed us to get a new sujeito ecológico profile. The data had aimed that the option for the Environmental Thematic and the process of identification through the field had occurred in different moments... (Complete abstract, click electronic access below) / Mestre
8

Professional Development Of Preservice Biology Teachers Through Reflective Thinking

Savran Gencer, Ayse 01 January 2008 (has links) (PDF)
ABSTRACT PROFESSIONAL DEVELOPMENT OF PRESERVICE BIOLOGY TEACHERS THROUGH REFLECTIVE THINKING Savran Gencer, AySe Ph.D., Department of Secondary Science and Mathematics Education Supervisor : Assoc. Prof. Dr. Jale &Ccedil / akiroglu Co-Supervisor: Assoc. Prof. Dr. Ceren Tekkaya January 2008, 230 pages The study aims to explore preservice biology teachers&rsquo / reflective thinking content and levels by examining the use of a reflective framework integrated into one semester Practice Teaching course. More specifically, this study focused on the development of reflective thinking skills of preservice teachers and their metaphorical images about learning and teaching process. Data were collected through both qualitative and quantitative approaches. The written documents and audiotaped debriefings taken during the activities of reflective autobiography and journal writing, metaphor using, peer coaching, microteaching, and problem discussion along with the summative interview were the main data sources of the qualitative data. The written and transcribed data collected through these sources were then utilized through the selected three case studies in order to reach a deep understanding on their reflective thinking skills and content. The quantitative data were collected through the instruments of Reflective Thinking to evaluate the development of the preservice biology tecahers&rsquo / reflectivity and Metaphorical Images to explore their beliefs about learning and teaching process. Results indicated that the reflective activities offered opportunities preservice biology teachers to reflect on their experiences and strive for a conscious awareness of their professional development through experience, collaboration, guidance, and modeling. All of the participants were able to reflect mostly at the technical level, followed by contextual and dialectical levels of reflective thinking among the content categories of teacher characteristics, instructional processes, classroom management, students, and teaching profession. Results of reflective thinking instrument indicated that all participants individually perceived a developmental reflective thinking skill. Keywords: Reflective Thinking, Reflective Journal, Peer Coaching, Professional Development, Preservice Biology Teacher
9

Exploring science teachers’ pedagogical content knowledge in the teaching of genetics in Swaziland

Mthethwa-Kunene, K.F.E. January 2014 (has links)
Recent trends show that learners’ enrolment and performance in science at secondary school level is dwindling. Some science topics including genetics in biology are said to be difficult for learners to learn and thus they perform poorly in examinations. Teacher knowledge base, particularly topic-specific pedagogical content knowledge (PCK), has been identified by many researchers as an important factor that is linked with learner understanding and achievement in science. This qualitative study was an attempt to explore the PCK of four successful biology teachers and how they developed it in the context of teaching genetics. The purposive sampling technique was employed to select the participating teachers based on their schools’ performance in biology public examinations and recommendations by science specialists and school principals. Pedagogical content knowledge was used as a theoretical framework for the study, which guided the inquiry in data collection, analysis and discussion of the research findings. The study adopted the case study method and various sources of evidence including concept maps, lesson plans, pre-lesson interviews, lesson observations, post-teaching teacher questionnaire, post-lesson interviews and document analysis were used to collect data on teachers’ PCK as well as how PCK was assumed to have developed. The data were analysed in an attempt to determine the individual teachers’ school genetics’ content knowledge, related knowledge of instructional strategies and knowledge of learners’ preconceptions and learning difficulties. The analysis involved an iterative process of coding data into PCK categories of content knowledge, pedagogical knowledge and knowledge of learners’ preconceptions and learning difficulties. The findings of the study indicate that the four successful biology teachers generally have the necessary content knowledge of school genetics, used certain topic-specific instructional strategies, but lacked knowledge of genetics-related learners’ preconceptions and learning difficulties despite having taught the topic for many years. There were some instructional deficits in their approaches and techniques in teaching genetics. The teachers failed to use physical models, teacher demonstration and/or learner experimentation in their lessons (or include them in their lesson plans) to assist learners in visualizing or internalizing the genetics concepts or processes located at the sub-microscopic level. The teachers’ PCK in genetics teaching was assumed to have developed mainly through formal university education programmes, classroom teaching experiences, peer support and participation in in-service workshops. The implications for biology teacher education are also discussed. / Thesis (PhD)--University of Pretoria, 2014. / lk2014 / Humanities Education / PhD / Unrestricted
10

Förderung des vernetzten Denkens

Merkel, Ralf 09 November 2012 (has links)
In der Ausbildung angehender Lehrkräfte kann fragmentiertes Wissen zu Schwierigkeiten im Umgang mit komplexen Problemsituationen im Unterricht führen. Fähigkeiten im Bereich des vernetzten Denkens, speziell verschiedene Bereiche des Lehrerprofessionswissens miteinander vernetzen zu können, können in komplexen problematischen Unterrichtssituationen hilfreich sein. Um die Fähigkeiten des vernetzten Denkens der Studierenden zu fördern, wird in dieser Studie die Fallmethode im Master of Education der Biologie eingesetzt und in Bezug auf die Förderung der Vernetzungsfähigkeit von Studierenden überprüft. Die Theoriegrundlage der Studie bilden biologiespezifische Kategorien des fachdidaktischen Lehrerprofessionswissens und ein Modell des vernetzten Denkens. In Verbindung mit dem Einsatz von Fällen sollen Fähigkeiten zur theoriebasierten Analyse problematischer Unterrichtssituationen und zur Bildung von Handlungsalternativen, in denen verschiedene Aspekte biologiespezifischen Lehrerprofessionswissens miteinander verknüpft sind, gefördert werden. Die eingesetzten Fälle werden in dieser Studie als theoriebasierte und gleichzeitig praxisnahe Darstellungen komplexer problematischer Unterrichtssituationen verstanden. Die Effektivität der Intervention wird durch eine Interviewstudie sowie durch ein Zwei-Gruppen-Prä-Post-Test, in dem die Studierenden Fälle bearbeiteten, überprüft. Die Ergebnisse zeigen, dass bei beiden Studierendengruppen bereits grundlegende Fähigkeiten im Bereich der theoriebasierten Unterrichtsanalyse vorliegen. Studierende der Interventionsgruppe zeigen zudem eine deutliche Zunahme der Fähigkeiten, Handlungsalternativen für Unterrichtsituationen zu entwickeln, in denen verschiedene fachdidaktische Bereiche miteinander vernetzt sind. Weiterhin konnten vier Fallbearbeitungstypen identifiziert werden. Die Anzahl der Studierenden, die die Kriterien des besonders leistungsstarken Fallbearbeitungstyps erfüllen, nahm bei der Interventionsgruppe deutlich zu. / Teacher education students fragmented knowledge can create difficulties to cope with complex and problematic teaching incidents. The ability to draw on cross-linked thinking, particularly with regard to connect certain aspects of professional teacher knowledge, is helpful in their approach to complex and problematic teaching incidents. To foster the students’ cross-linked thinking ability, the case method of teaching was implemented and evaluated in a module of the masters course in biology teacher education. The theoretical background of the study is based on biology specific pck categories and a model of cross-linked thinking. The central aim of the study is to develop students’ capability in analysing teaching incidents and their capability in creating different action possibilities to deal with teaching incidents, and to identify which different aspects of pck are connected to one another. The multiple intervention study implements a variety of learning cases in a module of the master course in biology teacher education. In this study a case is understood to be based in theory and has to be as close to the practical teaching situation as possible. The effect of the intervention was evaluated by using guided interviews and utilising a two group pre- and post-test design, in which the students analysed test cases. The results show that masters students of the intervention and control group have basic skills in case analysis. Students, particularly in the intervention group, showed an increase in the number of possible ways to deal with case studies of difficult teaching incidents, in which different areas of pck could be cross-linked. Based on students’ test case analyses, four different case-processing types were identified. Furthermore the number of students, whose case analysis ability fell into the strong performance case-processing type, had particularly increased in the intervention group.

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