How Do Helicopters Work?
2012
First Published
3.64
Average Rating
32
Number of Pages
Part of Series
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!
Avg Rating
3.64
Number of Ratings
14
5 STARS
21%
4 STARS
36%
3 STARS
36%
2 STARS
0%
1 STARS
7%
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