Light And Dark (Hardcover)
|Author: Angela Royston|
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|The proverbial difference between bright days and dark nights is explained in this informative, easy-to-follow volume. It sheds some light on both the broad subject of light and dark and more specifically, related subjects like how darkness affects what you can see. Young scientists will master this fundamental concept and also learn important facts about warning lights.|
From the Publisher:
Introduces light and dark, discusses sources of light, and provides an experiment to determine if an object sparkles.