What You Need
- A C battery
- A magnet
- Some wire
- 2 Office clips
- Elastic rubbers
What To Do
First, fix the battery on a wooden or plastic square with the rubbers (picture 1). Then, put one clip on each pole of the battery (picture 2).
Make a circle with wire and let 3cm for each side (picture 3). Join the magnet with the battery, and put the wire circle on the clips (picture 4).
