Caged Tetrahedron Puzzle

pinshape

This challenge will push your spatial reasoning skills to the limit. Your goal is to liberate the triangular pyramid from its enclosure. If you paid attention in geometry class, this should be a relatively straightforward task. Nice Wooden Version Available Here: http://amzn.to/2ztacMh The green model was printed exactly to scale, but the purple version was enlarged by 50%. I used an entry-level 3D printer for these parts, which resulted in inconsistent dimensions. To compensate, I had to carefully sand down the opening of the purple model by approximately 0.03 inches to accommodate the tetrahedron. If you encounter this issue, consider reprinting the pyramid at a slightly smaller scale. For More Information: https://www.instructables.com/...