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Books by Helen Bethune

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Why Do Diamonds Glitter?
🇺🇸 United States
Why Do Diamonds Glitter?
By: Helen Bethune
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Why Do Balls Bounce?
🇺🇸 United States
Why Do Balls Bounce?
By: Helen Bethune
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Why Does My Heart Pump?: All About the Human Body (Solving Science Mysteries)
🇺🇸 United States
Why Does My Heart Pump?: All About the Human Body (Solving …
By: Helen Bethune
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Why Do Glaciers Grind?: All About Extreme Environments (Solving Science Mysteries)
🇺🇸 United States
Why Do Glaciers Grind?: All About Extreme Environments (Sol…
By: Helen Bethune
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