págs. 215-248
págs. 215-248
Making Their Own Connections: Students' Understanding of Multiple Models in Basic Electricity
Barbara Y. White, Joshua P. Gutwill, John R. Frederiksen
págs. 249-282
Making Their Own Connections: Students' Understanding of Multiple Models in Basic Electricity
John R. Frederiksen, Joshua P. Gutwill, Barbara Y. White
págs. 249-282
Equal Sharing and Shared Meaning: The Development of Fraction Concepts in a First-Grade Classroom
Susan B. Empson
págs. 283-342
págs. 283-342




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