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.
$7.54
Original: $21.55
-65%4M Green Science Potato Clock—
$21.55
$7.54
Description
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.
