Mars Brick

So yeah, I'm entering a brick in the Mars Mission Challenge. It's printable on a dual extrusion head with support material that dissolves away. The brick is a recursive structure of a three dimensional binary tree, starting with a large central rod branching to two smaller rods, then to four smaller than that, and so on to as many levels as you like.

So how does this make a mars base? It's a brick right? Yeah, what you do is you take two of these and you press them together. The plastic