Science

Earth is bombarded every day by objects from space. Most of the time they're harmless. But occasionally much larger objects come along that pose a real threat. If a large asteroid or comet hit Earth, it could change life as we know it. Is there a way to...

Earth's climate is changing. Heat waves and droughts are more common and more severe. Powerful hurricanes cause widespread damage. And polar regions are warming fast, causing even more problems around the world. Why is this happening? In this nonfiction...

In January 1925, many people in Nome, Alaska, and the surrounding area were sick and dying from an outbreak of diphtheria. A supply of medicine was found but there was one problem, it was hundreds of miles away. The only way to get it to Nome was by...

Discover the origins of water on Earth . . . with a talking comet! In this full-color graphic novel, an enthusiastic comet speeds through the universe, from the far reaches of space to planet Earth. Along the way, this rocketing rock reveals how our...

Explore the origins of Earth's plant life . . . with a talking ficus leaf! In this full-color graphic novel, Leif the leaf takes readers on a magical (and miraculous) journey, revealing how small specks of ancient moss grew into massive rain forests...

Sea turtles big and small need your help! Make reading your superpower with DK’s beautiful, leveled nonfiction.Use your reading superpowers to learn all about different kinds of sea turtles and how you can help to keep them safe - a high-quality,...

Many wild animals share their habitats with people. This fascinating series describes the life cycles, body parts, and adaptations of eight amazing creatures that often live near humans.

This series introduces readers to species that play key roles in ecosystems around the world. Each book provides an in-depth look at how animals interact with and affect the environment around them, as well as the actions humans can take to protect the...

As humans travel around the world, they sometimes introduce non-native species to new areas. Some of these species become invasive and harm their new environments. This series examines eight invasive species and investigates the various ways that people...

Many wild animals share their habitats with people. This fascinating series describes the life cycles, body parts, and adaptations of eight amazing creatures that often live near humans.

This series introduces readers to species that play key roles in ecosystems around the world. Each book provides an in-depth look at how animals interact with and affect the environment around them, as well as the actions humans can take to protect the...

As humans travel around the world, they sometimes introduce non-native species to new areas. Some of these species become invasive and harm their new environments. This series examines eight invasive species and investigates the various ways that people...