"Stubborn Twelfth" is a 2D packing puzzle designed by Haym Hirsh and produced by NothingYetDesigns.
Goal: Fit all 12 pieces into the opening. When solved the pieces will lie flat and no force is needed. If you are using force then it is not the solution.
Made of laser cut acrylic and metal hardware
Approx size: 4"x4.5"
*Contains small pieces and is not intended for anyone under 16yrs of age.
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