Questions and answers present information on how things work with examples ranging from toasters to escalators.

Sure a lot of kids want to grow up to be astronauts, but according to scientist Glenn Murphy, even MORE kids want to know what happens to astrona

"Answers common questions young readers have about a variety of materials"--

Questions and answers present information on science topics, including human physiology, animal behavior, earth science, and natural science.

Kids want to know about nature! and it will give them a grand tour of that amazing world. Kids can explore the fascinating world of nature-from w

Two volumes of questions and brainteasers whose solutions require the application of various scientific principles or performance of simple exper

Answers over 100 of the questions most frequently asked about the world around us.

Answers to approximately 135 of kids' science questions about people, animals, and the natural world, such as why cats purr and why our fingers w

Questions and answers explore such areas of science as electricity, light, space, and the elements.

A collection of poems that answer such questions as "Where do fish go in winter?" and "Why does popcorn pop?"

When were the first fireworks made? How many satellites have been sent into space? And what does the word kimono mean? Find out the answers to th