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School Library Journal
Reviewed on August 1, 2012 | Preschool to Grade 4
Gr 3–5—These introductions are of uneven quality. Planets sometimes uses incorrect grammar and problematic definitions, e.g., Earth's gravity is said to be "strong enough to move other objects out of its path." Uranus is described as being tipped on its side perhaps because it crashed into something big. Moon provides excellent simple explanations and explai...Log In or Sign Up to Read More