I loved playing with the Spirograph drawing toy as a kid.
The mesmerizing shapes that a Spirograph makes are called hypotrochoids
, which have some interesting mathematical properties
I decided to design my own hypotrochoid-drawing-machine toy as one of my first lasercutter projects at Ace Monster Toys
. I'll describe the process here, and maybe it will inspire you to design your own!
• a spreadsheet (such as in Microsoft Excel, Open Office Calc
, or in Google Docs
• a laser cutter
• 1/8" acrylic
• pencils or pens