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Your digestive system is like a production line. Food, drinks, or pills travel through tubes, filters, and holding rooms, as body chemicals work to extract nutrients. This fascinating book explores gut microbiomes, human waste, and how the digestive...

The average person takes 17,000 breaths per day. This fascinating book examines the mechanisms that make breathing work and the diseases that make breathing difficult. Full-color illustrations help readers visualize the respiratory system at work. Free...

The control and command center of the whole body, we wouldn't be able to breathe, have a heartbeat, avoid danger, or sleep without the nervous system. Find out what illnesses affect the nervous system and how medical research has advanced our knowledge...

The immune system is a large network of cells, tissues, and organs that work together, acting like a fort with guards to keep out risky viruses and bacteria and destroy invaders. Readers will learn how researchers are striving to improve the body's...

Your digestive system is like a production line. Food, drinks, or pills travel through tubes, filters, and holding rooms, as body chemicals work to extract nutrients. This fascinating book explores gut microbiomes, human waste, and how the digestive...

How big was Brachiosaurus? What did it eat? Learn the answers and more in this guide to THE BRACHIOSAURUS. Downloadable Teacher Notes available.

Where did Spinosaurus live? What kind of teeth did it have? Learn the answers and more in this guide to THE SPINOSAURUS. Downloadable Teacher Notes available.

How big was Stegosaurus? What did it eat? Learn the answers and more in this guide to THE STEGOSAURUS. Downloadable Teacher Notes available.

How big was Velociraptor? Could it run fast? Learn the answers and more in this guide to THE VELOCIRAPTOR. Downloadable Teacher Notes available.

Where did Triceratops live? How many teeth did it have? Learn the answers and more in this guide to THE TRICERATOPS. Downloadable Teacher Notes available.

An IT, or Information Technology, technician installs and repairs the electronic devices we use every day to connect with the world. They need to have an understanding of how these technologies work and how they interact with software. If this sounds...

The scale of things means how one thing compares in size to another. In this book, appealing illustrations help kids understand scale by comparing objects in the solar system by looking at their diameters and distance from the Sun.

Children will enjoy this engaging book, which uses the principles of Makerspace to introduce them to how matter is mixed together or separated to create new properties. Simple text describes how mixing and separating can result in new states of matter,...

Children will enjoy this entertaining book, which uses the principles of Makerspace to introduce them to the properties of matter. Simple text describes the properties of liquids and solids, and how these properties change between states of matter...

Children will enjoy this engaging book, which uses the principles of Makerspace to introduce them to how matter is mixed together or separated to create new properties. Simple text describes how mixing and separating can result in new states of matter,...

Children will enjoy this entertaining book, which uses the principles of Makerspace to introduce them to the properties of matter. Simple text describes the properties of liquids and solids, and how these properties change between states of matter...

From voyaging farther into the universe than ever before to the possibility of living on Mars, technological innovations are turning former dreams into reality. Space Tech explores these exciting advances through stunning photography, informative and...

Readers will discover that the natural element carbon is found in all living things, including people. This fascinating book explains how the Earth's supply of carbon moves among Earth's oceans, atmosphere, ecosystem, and geosphere in a process called...

This fascinating book explains the patterns and cycles created on Earth by the influence of the Sun and the Moon, as well as by the Earth's magnetic poles and the planet's rotation on an axis. Informative text, vivid photographs, and detailed diagrams...

Essential to life, water can be found in different forms all around us. This important book explains how the Earth's supply of water moves from bodies of water, to the atmosphere, and to land in a process called the water cycle . Accessible text and...

Nitrogen is a common element found as a gas in the air we breathe as well as in other forms in water and soil. Nitrogen is essential for all life on Earth. This informative book explains how the Earth's supply of nitrogen moves in different forms in a...

This fascinating book explains the patterns and cycles created on Earth by the influence of the Sun and the Moon, as well as by the Earth's magnetic poles and the planet's rotation on an axis. Informative text, vivid photographs, and detailed diagrams...

Find out why the forest is a perfect habitat for animals like porcupines, bears, and deer.

Earth was a lot different when dinosaurs were alive. Scientists study important clues that were left behind to learn what kinds of dinosaurs lived where, what they ate, and how fast they could run. Even though there have been incredible changes on Earth,...

This book introduces early readers to wheels and axles and how we use them every day. Simple text and vibrant images help engage children and grow a love of reading!

This book introduces early readers to wedges and how we use them every day. Simple text and vibrant images help engage children and grow a love of reading!

This book introduces early readers to screws and how we use them every day. Simple text and vibrant images help engage children and grow a love of reading!

This book introduces early readers to inclined planes and how we use them every day. Simple text and vibrant images help engage children and grow a love of reading!

This book introduces early readers to pulleys and how we use them every day. Simple text and vibrant images help engage children and grow a love of reading!

This book introduces early readers to levers and how we use them every day. Simple text and vibrant images help engage children and grow a love of reading!

Follow along as a fictional researcher observes and makes journal entries about their field trip through Chile's Atacama desert ecosystem. Outstanding photographs highlight the animals, plants, and people that inhabit the stony desert. Simple graphs show...

Follow along as a fictional researcher observes and makes journal entries about their field trip through the Shunan Bamboo Forest ecosystem. Outstanding photographs highlight the animals, plants, and people that inhabit China's oldest bamboo forest...

Follow along as a fictional researcher observes and makes journal entries about their field trip down the Mississippi River ecosystem. Outstanding photographs highlight the animals, plants, and people that inhabit one of the world's major river systems...

Follow along as a fictional researcher observes and makes journal entries about their field trip through North America's Great Lakes ecosystem. Outstanding photographs highlight the animals, plants, and people that inhabit the world's largest group of...

Follow along as a fictional researcher observes and makes journal entries about their field trip through Chile's Atacama desert ecosystem. Outstanding photographs highlight the animals, plants, and people that inhabit the stony desert. Simple graphs show...

Follow along as a fictional researcher observes and makes journal entries about their field trip through the Shunan Bamboo Forest ecosystem. Outstanding photographs highlight the animals, plants, and people that inhabit China's oldest bamboo forest...

Follow along as a fictional researcher observes and makes journal entries about their field trip down the Mississippi River ecosystem. Outstanding photographs highlight the animals, plants, and people that inhabit one of the world's major river systems...

Follow along as a fictional researcher observes and makes journal entries about their field trip through North America's Great Lakes ecosystem. Outstanding photographs highlight the animals, plants, and people that inhabit the world's largest group of...

Step into the desert - a dry, dusty place with little water and vegetation. What could live in this hostile environment? Peel back the corners of the desert to discover the incredible organisms that survive in this ecosystem, from scorpions and cacti to...

Lush, moist, and teeming with life, rain forests are one of Earth's biome wonders. Peel back the corners of the rain forest to discover what lives within one of the planet's busiest environments, from wolves and porcupines to monkeys and poison dart...