Wrap the magnets with tape.
Prepare the bolt and washers
Wrap the straw with 32-gauge magnetic copper wire.
Leave about 6 inches on either end of the wire free.
Tape the wire leads in place.
Burn the enamel off the tips.
It didn’t work. Some factors to consider for next time:
- More magnets?
- Larger radius of straw?
- Lid optimized for vibration–try a balloon?