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List Price	O&A Price
$29.95	$22.95

Light

G. Hansen

This title explains what light is and how it travels in waves. It also explains how humans see light with their eyes as color! It is complete with carefully chosen images and labeled diagrams to help visual your learners. Gr K-3

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Full-color Photographs Glossary Index 24 pages 11-1/4" x 9-1/4" ©20