4M Green Science Potato Clock
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Description & Features+
&Toysmith 4M Potato Clock is a digital clock with instructions that kids need to run their clock with the help of real potatoes (not included). They just need to put zinc and copper electrodes to make the clock work. No batteries? Be a scientist as you discover how to power this digital clock using potatoes. Experiment to find out what other substances will power the clock - you'll be amazed.
If you buy something online but it's not everything you dreamed it to be, no worries! We're here for you.
You can return this item within 90 days from the day you receive your online order.
There are two easy ways to return this item:
- Return this item to a Walmart store
- Return this item by mail
From the Manufacturer +
Q & A+