4M Green Science Tin Can Calculator (03360)

Running out of batteries for your calculator? No worries! Recycle tin cans and pencils to generate enough electricity to power a calculator.

Contains:

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

Requires 2 used and cleaned aluminium soda cans, pencil sharpener, water, salt, small cross-head screwdriver not included