Yuma Public Library

Presents an introduction to tractors, in simple text with illustrations, providing vocabulary words related to the work that tractors and related machines do.

Experiments and activities present the properties of light and demonstrate how it can be bent, reflected in a mirror, and used to make shadows, rainbows, and moving pictures.

"Simple text and full-color photography introduce beginning readers to gravity. Developed by literacy experts for students in kindergarten through third grade"--

"Almost everything we do makes some kind of waste. Find out what happens to our waste, how it is harming the environment, and what we can do [to] help some the problem"--Back cover.

Provides instructions for a variety of projects that demonstrate the properties and uses of air.

"Much of the world's energy comes from fossil fuels, but burning them adds to climate change. Find out about clean sources of energy and what we can do to help the planet"--Back cover.

Provides instruction for a variety of projects demonstrating the properties and uses of magnets and electricity.

"Earth is home to a huge range of plants and animals. This rich mixture is biodiversity. Find out why it is important for the planet, why it is under threat, and what we can do to help"--Back cover.

"Earth's climate is changing, and human activities are the cause. Find out how climate change affects the environment and what we can do to help the planet"--Back cover.

Presents a short study about different wildlife habitats such as the mountains, trees and woods, ponds and rivers, and more, and provides a story about how James and Dan discover amazing animals on the beach.