Did you know that the ancient Egyptians may have used kites to help build their pyramids? That robots have a hard time learning karate? Or that Australian nanoscientists have manufactured a garment that you can clean by just holding it up to the light? Covering everything from sneakers made of spider silk to glow-in-the dark cats, this amazing collection introduces kids to inventions made from the natural world, inventions created by accident, green inventions, and just-plain-strange inventions. Plus, it offers some cool ideas on what the future may hold.