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Furio-Mas, Carlos; Calatayud, Maria Luisa; Guisasola, Jenaro; Furio-Gomez, Cristina – International Journal of Science Education, 2005
This paper investigates the views of science and scientific activity that can be found in chemistry textbooks and heard from teachers when acid-base reactions are introduced to grade 12 and university chemistry students. First, the main macroscopic and microscopic conceptual models are developed. Second, we attempt to show how the existence of…
Descriptors: Textbooks, Grade 12, Chemistry, Higher Education
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Rotbain, Yosi; Marbach-Ad, Gili; Stavy, Ruth – Journal of Biological Education, 2005
The activity uses drawings typically found in textbooks, engaging students in physical and mental activities such as drawing, painting and figure completion--as well as finding missing words and answering guiding questions. The activity deals with three topics: the structure of DNA, DNA replication and protein synthesis. In this study we…
Descriptors: Experimental Groups, Control Groups, Textbooks, Genetics