I am especially excited about Polagraphs. This is a particular Polagraph I came across recently that I’ll share:

Polargraph / slow drawing show preview from Sandy Noble on Vimeo.

I like the beautiful patterns it is able to draw and am interested in how complex we can make the drawings using the polagraph. I find patterns drawings very intriguing.

you can read more about these drawing machines here: http://www.polargraph.co.uk/