"Unlock the Ring" Brain Teaser
thingiverse
The challenge with this puzzle is to remove the ring from the post AND put it back. The puzzle is interesting because the solution is not quick and easy. Even after the solution is given it is still a challenge to solve it on your own. Cotton Cord 4 or 5mm 100% Natural Handmade 4 Strands Twisted Braided Cotton Rope Solution can be found on YouTube. Difficulty: 3 Upright is a tight fit into the base so no glue is required. I printed Upright with some supports Sphere with a small brim Enjoy!
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