5 minutes
Experiment with different hole shapes and patterns on the inner gear to make your own unique spiral art!
I’ve found that curved shapes work better than straight-sided ones. Asymmetric shapes can produce some cool effects—go nuts!
16 minutes
I’ve tried it in both baltic birch plywood and expanded PVC and they both work. Acrylic would be ideal, but you would probably have to remove the tabs and use double-sided tape.
Share your gear generator projects with the Inventables community in this forum post.