Grade 3

There are millions of asteroids in the solar system. They range in size from less than 1 mile to 584 miles across! Students will discover how asteroids form, where they are located in the… More →

Ladybugs spend part of their life cycle as larva. Every day a ladybug larva eats about 30 tiny green insects called aphids. Young children will watch a ladybug go from egg to adult. More →

Earth is the only planet in the solar system known to support life. Children will explore our home’s water, atmosphere, and the diverse land features that make Earth a beautiful place to live! More →

People of all ages love to play and watch the game of baseball. It has been a part of American history for around 150 years. Young readers learn the history of baseball, learn how the game is More →

Levers are simple machines that make work easier. There are three different classes of levers. Students will learn what levers are, how the classes of levers differ, and how the construction… More →

Pop a wheelie! Motorcycles are exciting vehicles used for many purposes from traveling to racing. Young readers will learn about the different parts of a motorcycle and the various kinds of… More →

Scrapers are big earth movers. They have a part that chops up the ground so that the ground can be scraped up and transported. See the whole process unfold in the pages of this introduction… More →

Manta rays are large, graceful ocean animals. They glide through the water on slowly flapping fins. Find out what manta rays look like, how they eat, and how they are able to jump and breach… More →

The United States Navy uses the Super Hornet to carry out bombing missions and to protect the fleet. Young learners will read about the Super Hornet in action, the history of the Super… More →

People swim for many different reasons—recreation, exercise, or competition. The goal of competitive swimming is to be the fastest in a variety of events featuring different strokes. Kids… More →

Cuttlefish are chameleons of the sea. They can change their skin color to match their surroundings. Beginning readers will discover where cuttlefish live, what they eat, and how they stay… More →

With sleek bodies, dagger-like teeth, and ferocious appetites, barracudas are excellent ocean hunters. Beginning readers will learn where barracudas call home and why they are nicknamed the… More →