My DIY BB-8: Problems, Solutions, Lessons Learned
Imagine trying to make a ball-shaped robot that rolls in any direction but with a head that stays on. When I saw the BB-8 droid doing just that in the first Star Wars: The Force Awakens trailer, it was an interesting engineering challenge that I couldn’t resist. All the details for how I made it would fill a book, so here are the highlights: the problems I ran into, how I solved them and what I learned.
The Design Criteria: Portable and Inexpensive
I had two design criteria in mind. The first was to keep it low-cost. Some spend $1000 …read more
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