Counting matching models…
After years of struggling to find the spice jar that I needed in the cupboard despite endless effort to keep them organized, I finally came up with a solution that works. Start with the front right unit and store up to 9 spices. Add two…
Penrose tiles can tile to infinity, but they will never tesselate. That is, they will never form a pattern that repeats to fill the space. These are designed to work with 6mm x 2mm neodymium magnets. Insert a pause at 2.8mm to insert the…
I hate it when I carry a paperback book in my backpack and the corners get all mangled. With these, that's not a problem. The inside measures 143mm x 208mm. The 4 models have inside thicknesses of 22mm, 40mm, 50mm, and 60mm. EDIT…
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