Grade 2

The sun radiates light, heat, and energy at the center of the solar system. Eager students will explore how the sun works and its relationship to Earth and the other planets. More →

With reflective clouds, Venus appears to be the brightest planet in the night sky. Young students will read about the discovery of Venus, its harsh environment, and the ways it has been explored. More →

We use wheels and axles several times every day. Young readers will learn how a wheel and axle work together, how they make work easier, and how they are used in larger, complex machines. More →

Pulleys are simple machines used to lift and move loads. Builders use pulley systems to lift tools or materials. Elevators use pulleys to move up and down. Kids will learn how pulleys make… More →

Ramps are simple machines used for work and play. Workers use them for easy loading and unloading. Skateboarders use them to do tricks. Readers will learn how ramps make work easier and how… More →

Screws are simple machines used for many different jobs. The concept of a screw is used in snow blowers, drills, and presses. Kids will learn how screws work and how they are used in complex machines. More →

Wedges are simple machines used to split, lift, or hold an object in place. Children will discover how wedges perform jobs for people and how they make everyday life easier. 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 →

Bear cubs are born in a den while their mother bear is in hibernation. Young students will learn how bear cubs hunt for berries and climb trees to escape danger. More →

Hurricane winds spin around a central point called an eye. A hurricane’s eye usually has calm weather and clear skies. Eager readers will discover how hurricanes form, move, and damage tropical areas. More →

Winter winds blow snow at 35 miles per hour or more for at least three hours during a blizzard! Young readers will learn how blizzards form and why blizzard conditions temporarily shut down… More →

The Midwestern United States was nicknamed “The Dust Bowl” in the 1930s because years of drought devastated the region. This book teaches why droughts happen, how they affect living things,… More →