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How Do Helicopters Work?

by Boothroyd, Jennifer

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Description

Helicopters can take off from almost anywhere and change directions quickly. They can even hover. But how do they stay in the air? And how do pilots control these special aircraft? Read this book to find out!

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Product Details

  • LernerClassroom Brand
  • Jan 1, 2013 Pub Date:
  • 1467707848 ISBN-10:
  • 9781467707848 ISBN-13:
  • 32.0 pages Paperback
  • English Language
  • 10.25 in * 0.12 in * 7.5 in Dimensions:
  • 0 lb Weight: