A dress made of air filters, a â??drunk tankâ? that captures party crashers, a water purification system and a terrarium made of test tubes became winners Monday of the University of Wisconsinâ??s third annual 100-Hour Challenge.
A dress made of air filters, a â??drunk tankâ? that captures party crashers, a water purification system and a terrarium made of test tubes became winners Monday of the University of Wisconsinâ??s third annual 100-Hour Challenge.