Capybaras are the biggest rodents in the world! These social animals live in large groups and spend lots of time in water. Get all the facts on these huge rodents.

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.

Simple text and full-color photographs describe the planets.

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.

In spring, young animals are born. Some animals wake up from long winter slumbers. Others migrate from winter homes to summer homes. See how animals come to life in the spring season.

Some animals' fur turns white. Other animals hibernate. Winter is here! Celebrate the season with lovely photos and a simple design that beautifully support early readers.

Strap on your shoes and join Mr. Andre's class on a nature hike! They're out to discover if their class pet, Jojo the gecko, has any traits in common with the plants and animals they see. After watching for patterns in nature, Mr. Andre's students realize that plants, animals, and even humans are different, but they have many things in common!

Who is this book about? It's a mystery! One burrow-digging zoo animal gives you clues about its life, its home, and its young. Can you solve this masked mob mystery?

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

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.

Patrick Mahomes has risen to fame as a superstar NFL quarterback. But what happens when he is not on the gridiron? High-interest details and bold photos of his fascinating life will enthrall reluctant and struggling readers, while carefully leveled text will leave them feeling confident.

Cristiano Ronaldo is the world's top soccer player. But what happens when he's not scoring on the pitch? High-interest details and bold photos of his fascinating life will enthrall reluctant and struggling readers, while carefully leveled text will leave them feeling confident.