Catch the Water Bombs - Attach a colander to a bike helmet using string and have one helmet per team. Have team members stand behind a throwing line and see how many successful catches are made by the "team catcher"
Note to self: Invest in a pegboard. My life will obviously become automatically more organized. Found via some organization tips from here: http://www.soapdelinews.com/2011/06/home-office-organizing-tips-and-diy.html