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40 experiments: making a crystal garden, manufacturing oxygen, many more. Over 100 illus.
From a biological point of view, the human body is an infinitely complex marvel of fine design, superbly adapted to its functions by eons of evolutionary development. Hundreds of …
100 experiments delight children while teaching elements of astronomy, chemistry, mathematics, mechanics, geometry, more. Over 100 illus.
Forty-seven popular science experiments of the past, all of which can be performed with household materials, and dealing with such principles as air pressure, buoyancy, gravity, …
Easy-to-follow instructions, clear illustrations for 50 safe, science-related tricks: making squares and lines disappear, creating a magical doorway out of paper, cutting glass …
Winner of a Bronze 2014 Moonbeam Children's Book Award Discover the workings of the body's most complex organ How does the brain control the rest of the body? How does it enable …
103 projects demonstrate composition of objects, how substances are affected by various forms of energy--heat, light, sound, electricity, etc. Over 100 illus.