Green Science, Potato Clock

4M 3275

In stock
Only 1 left
SKU
4M 3275
$19.99

USE YOUR EXPERIMENTAL SKILLS TO FIND OUT WHICH SUBSTANCES WILL POWER A DIGITAL CLOCK.

INCLUDES 1 DIGITAL CLOCK W/ WIRES, 2 POTS, CONNECTING WIRE, TRANSPARENT TAPE, COPPER & ZINC STRIPS & DETAILED INSTRUCTIONS.

CLOCK SIZE: 2.5" X 1.25".

AGES 8 YEARS +.

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Item Number 4M 3275
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