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 […]
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As a retirement present for Joe Malkevitch, a geometer friend who likes puzzles, I designed and built this 1′-diameter Egg Heads puzzle from ¼” 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 […]
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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 one-by-one to […]
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This think-small washer needs no electricity or running water.
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Create fresh air without the energy loss.
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This very Bondian chessboard contains a secret compartment which only opens when you move the pieces in a certain way.
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Here’s how to make your own bacon, completely from scratch.
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