This set, celebrating Spirograph’s 60th anniversary, features the first-ever electronic Spirograph. Kids can create thousands of designs by inserting the markers and pushing buttons to select the ...

[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 ...

“The only toy I still have from growing up is a Super Spirograph. It has survived many moves and a fire. The box cover disappeared long ago, so the wheels and rings and other bits sit in their ...

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 ...