Greathouse, Lisa E

Explains the purpose and functions of the human heart, describes how to keep a heart healthy, and includes instructions for a related activity.

Describes the various parts of the brain and how it functions to enable people to think, feel, move, and remember.

Examines mysterious places around the world, such as Stonehenge, Machu Picchu, and the Bermuda Triangle.

Examines mysterious events from around the world, such as fish and frogs raining from the sky, crop circles, and rocks moving on their own.

A guide to health and hygiene for children, covering taking care of yourself, healthy home habits, outdoor safety, safety gear, and other topics.

Explains how melting and freezing changes the forms of liquid and solids, what causes melting and freezing, and how water can exist as a liquid, solid, and gas.

This book introduces our solar system, discussing the sun at the center of the solar system, the eight planets that orbit the sun, the dwarf planets of the Kuiper Belt, and the many objects left over when our solar system was formed.

Discusses each of the five senses, including sight, smell, touch, taste, and hearing, and provides simple explanations and examples of how they work.

Describes what to do in an emergency, from basic first aid for cuts and scrapes to when to call 911.