Robots are used for all kinds of underwater tasks. They can map the ocean floor, test water quality, and even explore shipwrecks. This book looks at the amazing science and engineering behind underwater robots. Real world examples and colour photographs help readers learn about the technology behind these amazing machines.
Forty-six fun-filled word search challenges feature such themes as the 13 colonies, football and baseball teams, authors, landmarks, classic rock songs, astronauts, country music singers, and many other subjects.