Rice, William B

"Living and nonliving things live together, in an ecosystem. Each thing living in the ecosystem relies on something else. To stay alive, all living things in an ecosystem need to live in balance. Can you think of an ecosystem you have seen?"--Provided by publisher.

A photographic introduction to stars, explaining what they are, their size, number, groupings, and types.

A photographic introduction to Earth, discussing its age, place in the solar system, layers, seasons, and why there is day and night.

Describes characteristics of a rainforest, and details the people, plant life, and animals of the Amazon Rainforest.

"All life is important in its own way. Each living thing contributes something to our world. Taking away just one creature can disrupt the delicate balance nature created. From sprouting plants to crawling insects to sneaky snakes to vicious cougars--all of these organisms are intertwined and play a role"--Provided by publisher.

"Almost everything you do requires resources. You use them throughout your day. Our planet provides us with natural resources, such as water, wood, oil, and metal. Whether resources are renewable or nonrenewable, they provide us with important materials we need."--Provided by publisher.

"Everything needs energy to run. You get energy from food. Cars also need energy. But cars don't eat food--they use gasoline. Gasoline is made from fossil fuels. Fossil fuels are used every day. Even roads for cars are made from fossil fuels. Fossil fuels are a part of your life more than you probably imagined"--Provided by publisher.

Briefly examines the nutrient and energy cycle on Earth, beginning with how energy from the sun gets turned into energy for plants, and how that energy is transferred to animals and humans.

An introduction to liquids that explains how they are different from solids and gases, describes how liquids can change, and discusses the different forms of matter.

"The sun gives us warmth. The sun gives us light. It makes the seasons change. Our sun is very important!"--Provided by publisher.