"Impossible" Escher-type parts

There is a good reason you used the word "Impossible".

And the reason is...

Bo

try

You may be able to create them using the stuff described on the following page:

Here you go - a simple version, but one nonetheless.

WT

This is a classic case of why you want to be a CSWP and go to SWW. At the last SWW they took the CSWPs for a special trip, part of which was to drink a lot of beverages and the other was to view an exhibit of impossible geometry while being within an example of impossible geometry.

Here are a few others along that same line:

I had asked a number of years back if anyone thought that using Solidworks Decals would help to create the 2-d view to print this set of "legs" and then apply it to a real set of stairs. I thought it would be cool to have a smaller version of these stairs at my desk:

Bill

Inspired by your posting, I spent some time and created one of these parts - the hollow brick. It took a little work, but it worked out fine. I will provide this model and a pdf drawing to anyone that requests it.

I would be willing to create variations on this part or try another "impossible" part at someone's request.