Pebble

Matter matters! Introduce early readers preK-2 to matter and how it plays a part in their everyday lives. Find out what matter is, the states of ma...

Is it hot or is it cold? Use a measuring tool to measure the temperature. From Fahrenheit to Celsius, learn about temperature and become a measurin...

Look up! All mountains rise high into the sky, but there is more to these landforms than meets the eye! Some form when two pieces of Earth's crust ...

Look up! All mountains rise high into the sky, but there is more to these landforms than meets the eye! Some form when two pieces of Earth's crust ...

Octopuses have eight tentacles lined with suction cups. Their skin can change color, and they shoot black ink at their enemies. Find out more facts...

Readers need to know how to be safe while online. Easily accessible text describes simple rules to follow to stay safe and be smart while using tec...

Police officers help people in need and make sure everyone follows the law. With more and more news stories, the public eye is fixed on the police....

Puffins are seabirds with large beaks. They look like a cross between penguins and parrots. Their teeth point backward to help them catch fish. Fin...

Did you know cats sleep around 15 hours a day? Have you heard they can make about 100 different sounds? Find out all about cats' senses, life cycle...

How have turtle shells and dandelion seeds helped to make us safer? Learn about some of the best safety innovations that have been inspired by the ...

Seals sit on chunks of floating ice. They're ready to dive into the freezing Arctic water at any moment. Learn more about what predators they watch...

It’s good to be active! But readers need to know how to stay safe both indoors and outdoors. Essential safety tips involving helmets, sunscreen, fi...

What is the sun? Why do we have seasons? What are eclipses? Learn the answers to these questions and more in this easy-to-read title and discover t...

The U.S. Navy traces its roots back to the American Revolutionary War. Then, its small fleet was outnumbered. Today, it is the largest navy in the ...

Amazing animals live all over our world. But which ones are the strongest, hairiest, or fastest? Through easy-to-read text, amazing photos, and a f...

Awesome places can be found all over our world. But which ones are the deepest, tallest, or hottest? Through easy-to-read text, amazing photos, and...

Fantastic plants cover our world. But which ones are the smelliest, thorniest, or largest? Through easy-to-read text, amazing photos, and a fun act...

Did you know tigers are the biggest members of the cat family? Read to learn more about their size and other facts about this mammal.

Take a trip back in time to the Cretaceous Period to learn about tyrannosaurus rex! With its sharp teeth, the carnivorous tyrannosaurus rex comes t...

Weather includes all the conditions in the air around us. Snow, rain, sleet, and hail are all forms of weather. So is the temperature of the air an...

Take a trip back in time to the Cretaceous Period to learn about velociraptor! The fast and feathered velociraptor comes to life through immersive,...

The second brightest object in the sky, after the moon is Venus. It's also the only planet named after a woman. Learn more about bright, beautiful...

Pigs, cows, chickens, and horses—farms have lots of animals! Where do they live? What do they eat? Kids can find answers to all their questions abo...

Discover why BATS are important to our world in this photo-filled nonfiction book for budding young scientists. Does the spooky image of a bat sca...