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Hess, Karin K. – Science and Children, 2010
Learning progressions (LPs)--descriptive continuums of how students develop and demonstrate more sophisticated understanding over time--have become an increasingly important tool in today's science classrooms. Here the author discusses some of the research behind learning progressions and presents The Science Inquiry Profile for PreK-4. This is a…
Descriptors: Classrooms, Scientific Principles, Science Instruction, Elementary School Students
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Chambliss, Marilyn J.; Christenson, Lea Ann; Parker, Carolyn – Written Communication, 2003
Explanation as a genre may support children's reasoning and understanding particularly effectively. In this study, 20 fourth graders were given the task of explaining the effects of a pollutant on an ecosystem to third graders. Before writing, they completed a commercially developed science unit, instruction in reading and writing an explanation,…
Descriptors: Models, Ecology, Grade 4, Grade 3