This looks like fun! From CanoeKayak.com: Cardboard Kayak Race.
The contest is simple. Teams of designers are given an unlimited amount of tape and a pile of cardboard to build a kayak of any shape. No knives, scissors, or sharp objects are allowed. (…)
This year four teams of designers came up with a flotilla of boats that look like rejects from a Dali museum, and the team names were as intriguing as their creations. [continue, see photos]