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. Blastoff! Series
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. Blastoff! Series
Enduro motorcycles are used in races where the rider needs to keep a steady pace through many checkpoints, often over very rough terrain. Students will find out how the construction and technology of an enduro motorcycle helps it complete these races.
Most motorcycles can go pretty fast. However, some are designed to reach incredibly fast speeds! Kids will read about the history of motorcycles, the technology behind the fastest bikes, and what the future holds for the world's fastest motorcycles.
High-performance engines make these boats capable of incredible speeds. Young readers will learn how powerboats are designed to reduce wind resistance in their goal of reaching the fastest speed possible.
Most kids dream of riding a full-sized motorcycle. Mini bikes make it possible for kids to enjoy a safe, motorized experience. Young learners will explore the different types of mini bikes and how they are raced in competitions.
Off-road motorcycles have features that make them safe to ride off the pavement. Students will learn about the variety of off-road motorcycles, the parts that allow them to tackle the tough terrain, and the sporting competitions that use off-road motorcycles.