I did this too! My exploitation of the loophole was aided by the fact that we were also allowed to use (an unspecified number of) paperclips to "balance" our de

I did this too! My exploitation of the loophole was aided by the fact that we were also allowed to use (an unspecified number of) paperclips to "balance" our designs. The result was a very dense square with the aerodynamics of a skipping stone. I also brought a traditional paper airplane which I was allowed to fly when my other design was predictably disqualified for general bad faith.