How do planes stay in the air? What is vertical takeoff? How does a pilot control altitude in a hot-air balloon? Join the Stickmen to find out how mechanisms work. Get an insider's view of these airborne wonders!
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John Farndon (Author)
John Farndon is Royal Literary Fellow at Anglia Ruskin University in Cambridge, UK, and the author of a huge number of books for adults and children on science, technology, and nature.