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Thursday, November 10, 2011

#CHEAP What Makes Day and Night (Let's-Read-and-Find-Out Science 2)

What Makes Day and Night (Let's-Read-and-Find-Out Science 2)


What Makes Day and Night (Let's-Read-and-Find-Out Science 2)


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What Makes Day and Night (Let's-Read-and-Find-Out Science 2) Overview


‘Accompanied by NASA photographs and Dorros’s colorful, lively drawings, the text explains the Earth’s rotation in clear and simple terms. An experiment using a lamp as the ‘sun’ further clarifies the principles introduced.’ —BL.