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Sound

by Lauw, Darlene

$19.58

List Price: $30.60
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Description

Children will enjoy learning at the speed of sound! Fascinating facts and hands-on experiments help explain why sound is a form of energy that we can hear and feel. History boxes feature amazing facts about scientists. Interesting concepts demonstrated include: - how doctors use sound to examine and treat patients - how some animals use sound to locate their prey - why the speed of sound is not always the same - what is inside the human ear and how we hear sounds

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Product Details

  • Oct 31, 2001 Pub Date:
  • 0778705625 ISBN-10:
  • 9780778705628 ISBN-13:
  • English Language