Would you want to swoop through the air like a bird? Riding a hang glider is a fun way to fly. But a hang glider has no motor. How does the pilot take off? How does the hang glider stay in the air? Learn the answers in this book!
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语言 英语 ● 格式 PDF ● ISBN 9781467710053 ● 出版者 Lerner Publishing Group ● 发布时间 2013 ● 下载 3 时 ● 货币 EUR ● ID 4745370 ● 复制保护 Adobe DRM
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