Introduces simple scientific principles involving water, and provides instructions for experiments that can be done at home to prove them. Includes full-color illustrations, a glossary, and further reading sources.
Introduces the planet Venus, including its position in the solar system, how long it takes to orbit the Sun, and the planet's unique topography and atmosphere.
Provides an introduction to the scientific method and presents illustrated, step-by-step instructions for six experiments that illustrate the principles of erosion. Includes a glossary.