Describes dangerous and destructive weather conditions around the world, such as thunderstorms, tornadoes, hurricanes, lightning, hail, and drought with photographs, historical background, and legends.
Learn about science in your own home kitchen using everyday materials. Put together a school project or simply make something incredible to share with your friends! --
Text and illustrations present the fundamentals of chemistry, including such topics as atomic bonds, catalysts, chemical reactions, and various elements.
Packed with fascinating discoveries and facts, this visual reference takes kids on a fantastic journey through time, from stone tools and simple machines to space travel and robots.