Make a battery of mini-launchers designed to fling small objects safely. All you need are everyday items and some adult help. Then take aim and launch! Make several and use them on your own medieval battlefield. Bite-sized facts explain how these small launchers have been used through history too!

Author Biography

Rob Ives is a former math and science teacher and now a designer and paper engineer living in Cumbria, UK. He creates science- and project-based children's books, including Paper Models that Rock! and Paper Automata. He specializes in character-based paper animations and all kinds of fun and fascinating science projects, and often visits schools to talk about design technology and demonstrate his models. John Paul de Quay has a BS in biology from the University of Sussex, UK, and a graduate certificate in animation from the University of the West of England. He lives in the UK.