These "Specimens of Fancy Turning" from a 1869 book of albumen silver prints look like antique, mystical spirograph toy ...

[Tuchman] starts with a quick proof-of-concept using an actual plastic Spirograph toy to make sure it isn’t a totally unworkable idea. Unsurprisingly, the plastic is too flexible to give a ...

A model of the famous toy known as a spirograph. A circle of radius r (see blue circle below) is allowed to roll around the inside of a circle of radius R (see black circle below). We assume that the ...

The Spirograph game was developed by Leeds engineer Denys Fisher in the early 1960s from his home studio in Scholes as part of his passion for mathematics and geometry. He first introduced his toy ...

Master LEGO builder [Yoshihito Isogawa] has been on a roll lately, cranking out a number of robots that make drawings reminiscent of the classic Spirograph toy. For instance, he built an elegant ...

These stunning patterns are art pieces created by spirographs. Spirograph, a geometric drawing device, creates mathematical roulette curves known technically as hypotrochoids and epitrochoids.