davidbliss
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tensegrity kit for Exploratorium @ SF Sunday Streets 2024
Each year, I try to create an activity for visitors to enjoy building at the SF Sunday Streets events. This year I drew inspiration from tensegrity structures like this one that I found online. I designed a smaller version of the structure that can be cut on laser cutter using 1/8 inch plywood. My goal Continue reading "tensegrity kit for Exploratorium @ SF Sunday Streets 2024"
books in our little library
Rollover a bar to see the book s details.
dit dit dit
My first circuit sculpture. It uses two CMOS 555s, both wired as in astable oscillators.
make your own zoetrope
At this year s Sunday Streets, the Exploratorium booth is sharing a zoetrope activity. If you want to make your own zoetrope from paper, you can follow this tutorial. The design is based on the dimensions of this commercial product. The diameter of the zoetrope s base determines the length of the animation strip and the number Continue reading "make your own zoetrope"
spirals
After the first weekend of building automata kits at the Sunday Streets SF, I decided to make another that was larger and more eye catching. This version builds on the windmill which used a rubber band to transfer the motion of the crank to the axel. In this case there are two bands and two Continue reading "spirals"