Let's Explore Gravity

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Let's Explore Gravity

From the Series Bumba Books ® — A First Look at Physical Science

The earth is round, so why don't some people hang upside down? The answer is gravity! With age-appropriate critical thinking questions and carefully leveled text, young readers will learn all… Read More →

  • Lexile: 400
  • ATOS: 1.5
  • Dewey: 531/.14