Lisa J. Amstutz

Humanity's impact on the natural world can have disastrous effects. Invasive Speciesshines a light on the global problem of invasive species. With abundant charts and diagrams and large-format photos, this title explores the science behind how species become invasive and the damages they cause ecosystems around the world, and considers actions people and governments can take to try to improve the situation. Features include a flow chart showing the...

On February 20, 1962, John Glenn strapped himself into the seat of the Friendship 7. He was about to become the third American in space and the first American to orbit Earth. Find out more in NASA and the Astronauts, one of the titles in the Space Exploration series.

Introduces readers to the science that makes smartphones possible. Accessible text, helpful diagrams, and a "How Does It Work?" feature make this book an exciting introduction to understanding technology.

Did you know that scientists are able to build with atoms, the smallest building blocks of the universe? Nanotechnology is changing our future a few molecules at a time. Learn more about how scientists work with the tiniest objects imaginable.

Pull back the curtain on the wide, wide world of mammals! Organized by animal-science reference topics such as anatomy, life cycle, and methods of defense, Mammals lets young readers and browsers discover these hairy animals through full-color photos and concise, factual text.

Readers don't need to just eat their green beans, they can grow them too! Simple instructions on how to plant and care for bean plants gives readers a chance to do a project they can be proud of.

Learn about Cockroaches, including how and where they live and how these creepy creatures are important parts of their world.

All valleys are long, low cuts in the earth, but there is more to these landforms than meets the eye! While rivers form most, glaciers and splits in the Earth's crust can form others. Some are at the bottom of the sea! Give beginning readers all the need-to-know information about valleys, including their characteristics, how they form, and where they can be found around the world.

Who's that singing in the backyard? It's a goldfinch! Find out where goldfinches live, what they eat, and how to identify the birds and their eggs.

ATVs tackle the toughest land around. But there are lots of ways to make these vehicles faster and cooler and readers will love finding out how! Packed with action-filled photos and easy-to-read text, this high-interest book puts the reluctant reader in the driver's seat!