Introduces the importance of water to all life on earth.

This book looks at water, and why living things - i.e., animals, humans and plants - need it.

This classroom resource provides clear, concise scientific information in an understandable and enjoyable way about water and aquatic life. Spanning the hydrolo

Explains the general biological reasons why people are considered living things, and more specifically, human beings.

This science series looks at what living things need to stay alive. Each title looks at one of the basic elements of life and considers what it is, which things