Kits

Two Potato Clock

Illustrate the natural occurrence of electricity with this organically powered clock. Insert copper and zinc electrodes into potatoes, oranges, or any other objects with enough acid to generate a current and the digital screen flashes to life. Clock display and copper and zinc electrodes included.
Two Potato Clock
Illustrate the natural occurrence of electricity with this organically powered clock. Insert copper and zinc electrodes into potatoes, oranges, or any other objects with enough acid to generate a current and the digital screen flashes to life. Clock display and copper and zinc electrodes included.