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Williams, Michelle; Linn, Marcia C. – Science and Children, 2003
Through an interactive partnership, fifth-grade students collected data on plants and joined an active scientific community of working scientists. This Web-based Integrated Science Environment (WISE) project involved asking questions about plants, growing plants in the classroom, and discussing their data with scientists online. (Contains 5…
Descriptors: Grade 5, Scientists, Plants (Botany), Cooperation
Levine, David I.; Linn, Marcia C. – 1976
Research on the development of ability to control variables during adolescence is reviewed. The first section discusses studies by Piaget and his collaborators, replications of Piaget's studies, and related studies by other investigators. Factors which influence performance on controlling variables tasks are delineated; the existence of Piaget's…
Descriptors: Cognitive Development, Cognitive Processes, Elementary School Science, Elementary Secondary Education