projectiles

The Chinese created the earliest known rockets in the 1200s. Today's rockets can launch spacecraft to explore the solar system. Find out more about how these fast-moving objects are designed, built, and improved in Rockets, part of the Engineering Marvels series.

Uses diagrams, photographs, and text to provide step-by-step instructions for making ballistic devices, including a catapult, a tennis ball mortar, and an electromagnetic pipe gun.

Presents a guide to manufacturing homemade ballistic devices, including thirteen projects with simple instructions, diagrams, and illustrations, from a match-powered rocket to a table top catapult.