Backyard ballistics : build potato cannons, paper match rockets, Cincinnati fire kites, tennis ball mortars, and more dynamite devices / William Gurstelle.
1. Keeping safety in mind -- 2. The potato cannon -- 3. Back porch rocketry -- 4. The Cincinnati fire kite -- 5. Greek fire and the catapult -- 6. The tennis ball mortar -- 7. The flinger -- 8. Pnewton's petard -- 9. The dry cleaner bag balloon -- 10. The carbide cannon -- 11. The ballistic pendulum.