Wind and Water at Work: A Book About Change (Big Ideas for Young Scientists)
|Published by: titito (Karma: 1212.74) on 25 April 2010 | Views: 1729|
Explains how the earth is always changing, how wind and water can be useful resources but can also cause erosion and discusses weather changes.
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|Tags: Water, changes, weather, About, Change, Young, Water, Ideas, Scientists