I constructed a set of the 108 Solid Heptominoes, using Lego pieces of various colors. See drawings of the set of pieces here. These are able to pack into a 9x9x9 cube with a 3x3x3 cube on top. Thanks to Patrick Hamlyn and his solver for solutions, one of which is shown here:

Here's what it looks like with a few pieces removed:

Back to Bob’s Heptacubes page.