Thingiverse
Magnet Demonstration Tube 2.0
by ricky_bobby
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Show off the power of magnets with this Magnet Demonstration Tube. Simply place circular magnets in the tube with their polarities switched and watch them levitate!
**Note**
This is just a version with a pin if you are using it with strong magnets.
**Note**
This is just a version with a pin if you are using it with strong magnets.
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