eFashion Potato Clock Science Kit Green Vegetable Power

• Potato clock science kit
• Power by green vegetable
• Excellent as a science project or experiment for kid
• Knowledge with fun
• Science museum discovery

Larger than most. Excellent for the classroom. Sturdy with many years of use ahead. It works well with the other usual 'green batteries'.

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This product worked great! Easy directions helped out on science project and came in just a few days packaged well.