Seems like there’s a laser project in here somewhere.
I admire the free-wheeling intellect that devised that 3 section universal joint!
You wouldn’t want that guy as an enemy.
Trippy. Neat to see hexaflexagons going 3D in a later link in the article on how to make your own.
I made a file for this. It’s set up to print and cut. I thing pasting this on chipboard and scoring the folds (black lines) and cutting the red outline might give you a nice object.
Will try it tonight.
I spy a diamond shaped rabbit hole !
. . . Rabbit in the sky with diamonds… . . . .