Exclusive subscriber download! Come and get it! If you're a paid subscriber there'll be a link on the main article page. I've made up the paper robot mechanism I was talking about in yesterday's posts and put it together as a download. It is an uncoloured model using what I hope you agree, is an interesting mechanism. The model is designed to be a starting point. From here it should be possible to design all sorts of interesting variations doing all kinds of things.

Today the printer, tomorrow the world!

Mwah ha ha!