These books bring the history of science and the seasons to life with easy-to-understand explanations and lots of fun experiments and demonstrations. Ages 8-12.
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December 2003, Paperback, Jossey-Bass
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March 2004, Paperback, Jossey-Bass
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August 2000, Paperback, Jossey-Bass
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August 2002, Paperback, Jossey-Bass
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