A reality-based smartphone game that lets users help a village in Tanzania and a portable, low-cost water quality testing kit are two of the four projects involving CEE students or alumni that won awards in the MIT IDEAS and Global Challenge Competitions May 2. Eighty-six teams entered the contests, which aim to foster innovative and practical public service inventions for the developing world. The CEE winners are doctoral student Peter K. Kang S.M. ’10 on Project AQUA; graduate student Samantha O’Keefe ’09 on Safe Water World; M.Eng. student Joanna Cummings on Kosim Water Keg; and Jean Pierre Nshimyimana S.M. ’10 on HydroHarvest. Read a news story.