Franklyn M Branley

Describes the sun and how it provides the light and energy which allow plant and animal life to exist on the earth.

Explains basic facts about the Big Dipper, including which stars make up the constellation, how its position changes in the sky, and how it points to the North Star.

Describes the nine planets and other bodies of the solar system; includes directions for making models showing the size of the planets and their distance from the sun.

Explains how the water cycle leads to different types of weather patterns.

Explains what shooting stars are, what they are made of, and what happens to them when they land on Earth.

Discusses the properties of light, particularly its source in heat.

Explains in simple text and illustrations what is known about the force of gravity.