Menger Sponge

2007. Machine-pieced. 10 inches by 10 inches by 10 inches.

When I found instructions for making a Menger Sponge out of fabric at Miss Gioia's blog, I knew I had to make one. Little kids love sticking their arms through the holes or putting little toys down the hole at the top.

What's a Menger Sponge? Why, it's the 3-D analog of the Sierpinski Carpet, of course.

Ahem. For the non-geeky, there are nice photos of both at Mathworld: the carpet at; and the sponge at

My Sierpinski carpet quilt is here.

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