Hardwood

Inkle Loom

Inkle Loom

Weaving is one of my favorite crafts because it’s meditative and challenging, practical and artistic. It combines plain-woven cloth’s simple elegance with the astounding complexity of a kilim split-stitch tapestry. I love the way woven straps look, but the idea of warping my floor loom just to make something as narrow as a strap for […]

Continue Reading
Egg Heads Puzzle

Egg Heads Puzzle

As a retirement present for Joe Malkevitch, a geometer friend who likes puzzles, I designed and built this 1′-diameter Egg Heads puzzle from ΒΌ” walnut. Many of my sculpture and puzzle designs require laser-cutting or other computer-guided fabrication technology to accurately produce intricate parts. But this design is simple enough that you can make the […]

Continue Reading
Marble Adding Machine

Marble Adding Machine

[youtube http://www.youtube.com/watch?v=GcDshWmhF4A?wmode=opaque&w=560&h=315] Computers add binary numbers constantly, but we never see how. This elegant machine does the math using glass marbles. I started building marble track machines years ago using Lego. I experimented with all sorts of crazy ways for the marbles to descend. One was a rocker that shunted a stream of dropping marbles […]

Continue Reading