Host Steve Spangler shows you how to make your own automatic toilet paper launcher, using the same science principles that keep an airplane in the air. Plus, how you can create a do-it-yourself smoke ring bazooka and a high-speed ping pong ball launcher.

Originally released by Rotfeld Productions, 2016. Streaming video file encoded with permission for digital streaming by Infobase on April 06, 2018.

Bernoulli's Principle (4:23); --Smoke Ring Bazooka (7:32); -- Toilet Paper Launcher (4:01); -- High-Speed Ping Pong Ball Launcher (4:33); -- Summary and Credits (1:16); .