Download or read book How Do Hot Air Balloons Work? written by Buffy Silverman and published by Lerner Publications ™. This book was released on 2017-08-01 with total page 32 pages. Available in PDF, EPUB and Kindle. Book excerpt: Hot air balloons are huge and colorful. They're lots of fun to watch. But how do they fly? And how do people control where the hot air balloon goes? Read this book to find out!