Laura Hamilton Waxman
Author
Language
English
Description
Did you know that the world's first submarine traveled the Thames River in England way back in 1615? Or that early cars had three wheels instead of four? Get ready to learn the fascinating stories behind inventions you use every day. From the motorcycle inventor who died while riding his creation to the engineers who figured out a better way to launch humans into space, you'll find out how we got the transportation inventions that get us where we're...
Author
Language
English
Description
What space objects can have millions of times more mass than our Sun, but they remain invisible? Black holes! Their gravity is so strong that not even light can escape. In this book, you'll learn about one of the amazing wonders of space. This series explores outer space and sheds light on the question; What's Amazing about Space? Fantastic photos, kid-friendly explanations of science concepts, and useful diagrams will help you discover the answers!...