4M - Green Science - Potato Clock
The ever popular award winning Potato Clock! What? No batteries? Be a scientist and discover how to power this digital clock using just potatoes. Experiment to find out what other things will power the clock - you will be amazed! Ages 8+ Award winner
Price: $28.95
Category : Kids & Family, Toys & Games, Learning Toys, Basic & Life Skills Toys, Green Science Toys, Science Toys
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