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The missing lighthouse
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Glen Phelan |
"What happened too the lighthouse? How could it almost fall into the ocean? The Sleuths are on the case. They learn how erosion can threaten buildings"--Publisher's website. |
OL24286347W |
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Earth, Sun, Moon
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Glen Phelan |
Explores the motion of Earth and the moon in relation to the sun, and explains why season occur. Identifies factors that cause the moon's phases. Discusses how ancient peoples made innovations such a… |
OL5801840W |
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Newton's laws
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Glen Phelan |
Introduces Sir Isaac Newton and his laws of motion, with examples of how Newton's laws explain the movements of everyday objects. Describes some of Newton's scientific discoveries and accomplishments… |
OL5801847W |