Blastoff! Readers Level 4

Soccer is one of the world’s most popular team sports and is the fastest growing sport in the United States. A player must kick or hit the ball with their chest or head. Only goalies can use 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 →

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 →

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 →

Gymnastics is a sport requiring strength, flexibility, and agility. Gymnasts perform routines on different pieces of equipment during competitions. Young readers will discover the history and More →

Football is a hard-hitting game. From games in the back yard to high school to the NFL, people love to play and watch football. Kids will learn the history, basic rules, and equipment of… 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 →

Tennis is a popular recreational sport played by many people, but it is also played professionally in tournaments all over the world. Young readers will learn the basic rules of tennis, the… 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 →

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 →

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 →

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 →