1.
 |  | Title: Designing Learning Environments for Developing Understanding of Geometry and Space (Studies in Mathematical Thinking and Learning) by Richard Lehrer, Daniel Chazan ISBN: 0805819495 Publisher: Lea Pub. Date: 01 December, 1998 List Price: $69.95 Amazon.com Price: $55.96 |
2.
 |  | Title: Investigating Real Data in the Classroom: Expanding Children's Understanding of Math and Science (Ways of Knowing in Science and Mathematics Series) by Richard Lehrer, Leona Schauble ISBN: 0807741418 Publisher: Teachers College Press Pub. Date: 01 January, 2002 List Price: $22.95 Amazon.com Price: $22.95 |
3.
 |  | Title: Mathematical Development in Young Children: Exploring Notations (WAYS OF KNOWING IN SCIENCE AND MATHEMATICS (CLOTH)) by Barbara M. Brizuela, Richard Lehrer ISBN: 0807744522 Publisher: Teachers College Press Pub. Date: 01 April, 2004 List Price: $52.00 Amazon.com Price: $52.00 |
4.
 |  | Title: Seeding mindstorms with LogoWriter: Using LOGO in the elementary classroom by Richard Lehrer ISBN: 1880190001 Publisher: Interactive Education Technologies Pub. Date: 1991
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