Poppers

Quite possibly one of the most irritating pieces of lab equipment ever invented. A half sphere of flexible plastic is inverted, storing energy. The sphere is placed on a hard surface. When the sphere returns to its original shape it launches into the air with a loud pop. For every action there is an equal and opposite reaction. Now to repeat the experiment, lay down and place it on your forehead…

Demos and Labs: Ping Pong Poppers