In this book, early fluent readers will explore the role of the immune system in a healthy, functioning body. Vibrant, full-color photos and carefully leveled text will engage young readers as they learn more about the amazing world inside themselves. An infographic illustrates the location of the immune system within the body, and an activity offers readers an opportunity to extend discovery. Children can learn more about the immune system using...

Forests are vital to life on Earth! In this title for young readers, leveled text and crisp photos introduce the different types of forests and their parts, the plants and animals that live in forests, and how humans interact with and impact forests. Special features profile famous forests, highlight forest animals, and summarize the human impact on these landforms. This title will help readers climb high with their reading skills!

Describes the history of the Department of Homeland Security, and how it has evolved, what the pressing issues are today, and what lies ahead in the near future. Takes a potentially dry topic and makes it accessible for the younger reader. Sidebars highlight important issues and figures in history.

We see energy from the wind at work every day. It sways tree branches and sends kite soaring through the sky. But we can use energy from the wind to power things like lights, TVs, and even our homes and businesses. Learn all about energy from wind through simple, inviting text paired with vibrant images as you power up with energy! Glossary of key words Index Table of contents Do you ever wonder where the energy you use comes from? Learn all about...

In this book, early fluent readers will learn all about dragonflies. Vivid, full-color photos and carefully leveled text engage young readers as they learn more about the insects' defining features, anatomy, and appearance, as well as its habitats, life cycle stages, and behaviors, such as molting and hunting. Take a Look! infographics and sidebars present interesting, supplementary information, and an activity offers readers an opportunity to extend...

Is your style… • quirky and clever but relaxed? • a combo of flowy and structured pieces? • an unconventional mix of patterns, accessories, cuts, and textures? Then you've got that hipster vibe! Good thing you have lots of style experts to look up to. Stars like Miley Cyrus and Emma Watson are always pushing hipster fashion to the next level. With a few hip style staples and a splash of originality, you can create your own super trendy hipster...

Space probes, self-assembling robots, crash-absorbing cars, and designer proteins all have one thing in common: their use of folding technologies. To develop these technologies, engineers are taking inspiration from an unusual source-origami, the ancient art of paper folding. Examine origami's origins, how it intersects with mathematics, and how it became a tool to solve some of the most complicated challenges in engineering, architecture, technology,...

Prairies are found around the world! In this title, readers will learn about what makes these vast, grassy expanses special through vivid photos and engaging text. Chapters highlight prairie soil and climate, introduce plants and animals, and explore how humans and prairies interact. Features profile a notable example, show off animal life, and more. Get ready to journey through a sea of grass in this leveled title!

Will astronauts one day travel all the way to Mars? Get informed about Mars research and plans for Mars exploration, and discover key aspects of the science and technology involved in solving the mysteries of the red planet.

In this book, early fluent readers will learn all about bees. Vivid, full-color photos and carefully leveled text engage young readers as they learn more about the insects' defining features, anatomy, and appearance, as well as its habitats, life cycle stages, and behaviors, such as pollinating. Take a Look! infographics and sidebars present interesting, supplementary information, and an activity offers readers an opportunity to extend learning. Children...