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A pillowed version of the 3x7x7. Made from a 7x7x7.
This is another 3x7x7. Compared with the first version this is not CADed and 3D-printed but made by hand from a mass produced 7x7x7.
Cutting deeper is not recommended and will most likely result in a wasted 7x7x7.
Thank you to the following people for their assistance in helping collect the information on this page: Andreas Nortmann, Traiphum Prungtaengkit.
This puzzle can be found in collections of these members:
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