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Carson City Library Director of Development Tammy Westergard, far right, introduces Alexandra Chacon, 11, who demonstrated the "Eco-maniac" app she invented as a middle school science project at the Carson City Library on Friday afternoon, March 16, 2012. The Reno sixth-grader will partner with the new computer lab and community supporters at the Carson City Library to continue her work on the trivia app that helps raise awareness about environmental issues. .Photo by Cathleen Allison