Izzi Howell

Everyone's body has many internal systems and external parts, all working together to ensure they can function properly and be healthy. In this volume, readers will learn about the ways their body works and what happens within each body part. They can compare many human body parts to those of animals as the similarities and differences between the two are explored.

Learn all about animal and human movements and muscles and their similarities and differences. From muscles, bones and exoskeletons to running, jumping swimming and flying, explore how humans and animals move and use their muscles.

Pollution is easy to spot: a soda can on the side of the road, an old tire in someone's yard, or flyers that have been blown into the park by the wind. But litter is just a part of it. Air pollution and light pollution are problems too! Citizen scientists are sometimes the perfect people to observe and measure it. In this volume, readers are introduced to many kinds of pollution, how they harm Earth, and ways they can get involved in cleaning it up....

Each person (and animal) has a body, but what steps should you take in order to make sure your body is healthy? This volume explores the various ways animals and humans can take care of their bodies, including exercising and eating nutritious foods!

"Which innovative ideas and inventions began with the Romans? Find out how the Romans trained their soldiers, built their roads and buildings, and supplied their people with food and water. Discover how their brilliant developments in language, government, law, and entertainment still influence the way we live today"--

"Which innovative ideas and inventions began with the ancient Greeks? Find out how the ancient Greeks organized their society, trained their soldiers, used their ships for trade and transportation, and built their temples. Discover how their brilliant developments in architecture, politics, art, medicine, theater, and sports still influence the way we live today"--Provided by publisher.

How did the glass frog get its name? Its heart, stomach, and organs are visible through its translucent belly! This is just one of the many whacky creatures classified as amphibians. Readers of this captivating book will devour fun facts about frogs, toads, salamanders, and other strange amphibians. Fact boxes throughout the book are filled with tidbits of knowledge and fun questions. Readers can complete the quiz at the end of the book to test their...

Ferocious alligators, slithering snakes, and majestic sea turtles are all members of the diverse reptile family! Readers of this fascinating book will meet these and other incredible reptilian creatures. Amazing full-color photographs give readers an up-close look at the world of reptiles, from battling komodo dragons to a green basilisk sprinting across water! Readers will learn about important life science topics such as habitats, animal classification,...