The Giant Spirograph : 8 Steps (with Pictures) - Instructables

The Giant Spirograph: What’s eight feet across, has 90 teeth, and makes beautiful designs? Not a shark with an art degree, but this giant version of the classic Spirograph drawing toy. Chalk is the medium, and streets and sidewalks are the canvas. This oversized art too…

The Giant Spirograph : 8 Steps (with Pictures) - Instructables

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The Giant Spirograph : 8 Steps (with Pictures) - Instructables