Enviro Battery Set
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The most unique and non-polluting energy sources you can ﬁnd on Earth - the potato, salt water and mud.
Be amazed at how they light up a bulb or sound buzzer. Includes experiment guide for making a coin battery, fork battery, potato buzz wire game and more.
- Caution: High Voltage Inspiration!
- Contains 3 zinc plates, 3 copper plates, connection wires, 3 plastic cups, a light tower, a LED lamp with connection wire, a sound chip with connection wire, an experiment record sheet, adhesive tape and detailed instructions.
- 8 Years +