Dung beetles are the world’s strongest animals. They are famous for rolling animal poop around. Their gross job is important to the world. Find out more facts about these strong insects.

Lava, ash, and dust burst out of the earth. It's a volcano! Discover the fascinating science of underground events that create these powerful natural eruptions.

Learn about how a pulley works! Beginner readers and budding young scientists will love learning about using simple machines in everyday situations. Along the way, readers will be supported by expertly leveled text, a strong text-photo match and appropriate text load. Readers will be excited to dig in and learn all about simple machines and basic physics concepts.

Simple text and full-color photographs describe the planets.

Simple text and photographs introduce the Sun and its features.

A community is only as strong as its individual members. What roles do those members play, and how do citizens work together to complete common tasks and achieve goals? A clear question-answer format, paired with photos kids can relate to, shows the importance of responsibility and cooperation. A simple activity encourages young readers to actively participate in their own community.

All communities need leaders of some kind to help steer and shape them. Through their elected positions, jobs, or volunteer work, leaders are vital to a strong community. A question-answer format and photos with which kids can identify define leaders' responsibilities and how leaders cooperate with all citizens to achieve shared goals. A hands-on activity encourages active community participation.

Whether you like bedtime or not, sleep is important. But why do we need to sleep? And what happens while we sleep? These questions and more will be answered in Rest Your Body, which also includes informative text, bright photos, a glossary, a read more section, kid-friendly Internet sites, and an index.

Say cheese! Good dental hygiene is an important way to stay healthy. With engaging text and colorful photos, readers learn good habits for heathy teeth. Care for Your Teeth includes a glossary, read more section, kid-friendly internet sites, and an index.

Did you know NASA builds robots? Did you know NASA has many ways to explore outer space? Find out more in NASA.

No matter their size, all communities need rules to keep their members safe, healthy, and happy. A question-answer format and kid-friendly photos show how both written rules (e.g., traffic laws) and unwritten rules (e.g., character values such as honesty) help communities grow and thrive. A simple activity promotes active community participation.

Do you know why the US flag has stars and stripes on it? What does the flag stand for, and why do we say the Pledge of Allegiance? Join Mr. Gomez's class as they study the flag to find out! They'll learn when the first American flag was made, what the Pledge of Allegiance means, and why we still honor the flag today.