Top 10

Bugatti, Koenigsegg, and Hennessey dominate worldwide production of high-performance sports cars. These three carmakers take credit for seven of the ten speediest supercars. Direct competition drives these brands to make faster and faster models. This top ten list will show young readers which supercars are speed leaders.

High speed and high elevation often work together to create an adrenaline rush. Roller coasters prove this. The world's fastest take riders hundreds of feet into the air at roughly 100-miles-per-hour. Young readers will find every coaster on this top ten list thrilling.

Most of the world's fastest motorcycles identify themselves as racers. A single "R" or double "RR" in the bike name stands for "racing" or "race ready." The clocked speeds of the motorcycles on this top ten list will wow young readers.

Raptor, eagle, and foxhound are not only animal names. They are nicknames for three of the strongest fighter jets in the world. Young readers will want to check out this top ten list to learn where each aircraft ranks in terms of air superiority.