Sinossi
Each title in this series looks at a different type of measurement, from speed to time and temperature, covering essential concepts that cut across a number of curriculum areas.
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L'autore
Barbara A. Somervill has been writing for more than 30 years. She has written newspaper and magazine articles, video scripts, and books for children. She enjoys writing about history, science, and investigating people's lives for biographies. Ms. Somervill lives with her husband in South Carolina.
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