Caged Tetrahedron Puzzle

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This challenge will put your spatial skills to the test. The objective is to liberate the triangular pyramid from its enclosure. It's quite straightforward if you were paying attention in geometry class. Nice Wooden Edition: http://amzn.to/2ztacMh Video Solution: The green model was printed at full scale. In contrast, the purple model was enlarged by 50%. I used a basic 3D printer for these pieces, which had trouble maintaining precise dimensions. As a result, I needed to smooth out the entrance of the purple version by about 0.03 inches to allow the tetrahedron to fit inside. If you encounter this issue, consider reprinting the tetrahedron at a slightly reduced scale. Additional Information: https://www.instructables.com/id/Caged-Tetrahedron-Puzzle/