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 Bobs Heptacubes page.