Lerner Publications ™ imprint: 893 books

What do flagpoles and some window blinds have in common? They use pulleys to perform work! Pulleys are simple machines. They help us to do jobs more easily. But don't take our word for it. Put pulleys to the test with the fun experiments you'll find in this book. As part of the Searchlight Books™...

What do a doorstop, a butter knife, and the front of a boat have in common? All of them are wedges! Wedges are simple machines. They help us to do jobs more easily. But don't take our word for it. Put wedges to the test with the fun experiments you'll find in this book. As part of the Searchlight...

What do bicycles, doorknobs, and screwdrivers have in common? All of them use wheels and axles to perform work! Wheels and axles are simple machines. They help us to do jobs more easily. But don't take our word for it. Put wheels and axles to the test with the fun experiments you'll find in this book....

Soil can be found almost everywhere on Earth. Sand is a soft soil that is found in deserts. Loam is soil that is great for growing plants. But how are these types of soils different? And how are they made? Explore the amazing world of soil in this book.

Rocks can be made of many different minerals. By looking at rocks closely, we can tell where they were formed and what conditions they were created in. How do we know these things? And how do we tell different types of rocks apart? Learn about ways to research rocks and what they can teach us about our world.

What do staircases, dump truck beds, and ramps have in common? All of them are inclined planes! Inclined planes are simple machines. They help us to do jobs more easily. But don't take our word for it. Put inclined planes to the test with the fun experiments you'll find in this book. As part of the...

What do hammers, wheelbarrows, and brooms have in common? All of them are levers! Levers are simple machines. They help us to do jobs more easily. But don't take our word for it. Put levers to the test with the fun experiments you'll find in this book. As part of the Searchlight Books™ collection,...

What do jar tops and water-bottle lids have in common? Both of them are screws! Screws are simple machines. They help us to do jobs more easily. But don't take our word for it. Put screws to the test with the fun experiments you'll find in this book. As part of the Searchlight Books™ collection,...

How does an egg become a penguin? Follow each step in the cycle—from an oval egg to a sleek, black and white penguin—in this fascinating book!

Lions, and zebras, and termites, oh my! See why a grassland is a perfect habitat for these animals and more.

Young readers will learn how vibrations make sound that we can hear in this accessible, photo-filled book. Simple text and vibrant photos bring basic science concepts to life and encourage kids to engage with the sounds they hear.

Clouds drift and float. They move above Earth. Sometimes they are white and puffy. Sometimes they are dark and cover the sky. What happens when the weather is cloudy? Read this book to find out! Learn all about kinds of weather in the What’s the Weather Like? series - part of the Lightning Bolt...

What's so great about Nevada? Find out the top ten sites to see or things to do in the Silver State! We'll explore Nevada's lively cities, fun-filled parks, exciting rodeos, and interesting history. The Nevada by Map feature shows where you'll find all the places covered in the book. A special section...

What's so great about Washington, DC? Find out the top ten sites to see or things to do in the nation's capital! We'll explore Washington, DC's lively parks, historic landmarks, fun-filled museums, and fascinating history. The Washington, DC, by Map feature shows where you'll find all the places covered...