Green Science - Can Calculator
Running out of batteries for your calculator? No worries! Recycle tin cans and pencils to generate enough electricity to power a calculator.
1 can holder, 2 pencils, 1 white wire, 1 calculator holder, 1 calculator with wires
2 pencil connectors, 2 pencil holders, 1 sand paper sheet, 6 screws
1 adhesive foam, Detailed instructions
Item No: 3360
Ages: 8+ years
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