Science Kit. Using vegetables, fruit even fizzy cold drink you can power a LCD Clock.

No Batteries!  That's right!  Run a clock off of  2 potatoes!! Finally, a chance to play with your food! -- Learn about electricity and chemical reactions in an innovative way. This unit is designed to demonstrate the principle of an electrochemical cell. -- The Two Potato Clock allows you to generate enough electricity to run a digital clock? Using potatoes! Just push the zinc and copper electrodes into the potatoes causing an oxidation/reduction reaction that is converted to low voltage. -- You can also try other fruits, vegetables and beverages to see what works like: -- Apples -- Avocadoes -- Bananas -- Cucumbers -- Lemons -- Limes -- Oranges -- Salt Water -- Soda -- Tomatoes -- the possibilities are endless!

Kit contains:

• Digital clock with wires
• Pots
• Connecting wires transparent tapes
• Copper and zinc strips
• Detailed instructions
  

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