Mr. Wizard's World

Delicate Balance, Potato Pop Gun, Zebra, Density Float, Colored Flames in Fireworks and more (3x6)

Air date: Mar 12, 1986

Delicate Balance, Potato Pop Gun, The Zebra, Density Float, Missing Piece of Cake, Opposite Threads, Colored Flames in Fireworks. Mr. Wizard shows Stacey how delicate a balance is by waving his hand over it. The balance registers the force of the moving air. They study several sensitive weight measurements.