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Showing 16 to 19 of 19 results Save | Export
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de Lima Tavares, Marina; Jimenez-Aleixandre, Maria-Pilar; Mortimer, Eduardo F. – Science & Education, 2010
The oral arguments of 12th grade students while solving tasks related to evolution are examined. Two groups (N = 45), taught by the same teacher, were studied during a complete teaching sequence. The paper focuses on data from the last sessions, devoted to solving problems in small groups, problems related to different dimensions of the…
Descriptors: Persuasive Discourse, Grade 12, Problem Solving, Group Activities
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James, Jenee; Ellis, Bruce J.; Schlomer, Gabriel L.; Garber, Judy – Developmental Psychology, 2012
The current study tested sex-specific pathways to early puberty, sexual debut, and sexual risk taking, as specified by an integrated evolutionary-developmental model of adolescent sexual development and behavior. In a prospective study of 238 adolescents (n = 129 girls and n = 109 boys) followed from approximately 12-18 years of age, we tested for…
Descriptors: Sexuality, Females, Puberty, Fatherless Family
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Nieswandt, Martina; Bellomo, Katherine – Journal of Research in Science Teaching, 2009
This qualitative study analyzed grade 12 biology students' answers to written extended-response questions that describe hypothetical scenarios of animals' evolution. We investigated whether these type of questions are suitable for students (n = 24) to express a meaningful understanding of evolutionary theory. Meaningful understanding is comprised…
Descriptors: Evolution, Biology, Grade 12, Science Instruction
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Baumgartner, Erin; Duncan, Kanesa – American Biology Teacher, 2009
Educating students about the process of evolution through natural selection is vitally important because not only is it the unifying theory of biological science, it is also widely regarded as difficult for students to fully comprehend. Anderson and colleagues (2002) describe alternative ideas and misconceptions about natural selection as highly…
Descriptors: Constructivism (Learning), Evolution, Curriculum Development, Scientific Concepts
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