How Do Helicopters Work?

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How Do Helicopters Work?

From the Series Lightning Bolt Books ® — How Flight Works

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… Read More →

  • Lexile: 470
  • ATOS: 2.9
  • Dewey: 387.7'3352