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+
4M - Green Science - Potato Clock
4M
Was:
$28.99
Now:
$21.74
- SKU:
- FSG3275
- UPC:
- 4893156032751
- Gift wrapping:
- Options available
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