A group of financially-challenged Polish students aren't letting their lack of money interfere with their musical ambitions. Instead, they are applying their initiative and making musical instruments out of objects they find in scrap heaps.
Deadline: Jul 25 2013
This challenge provides an opportunity for Solvers to build a web-based or mobile “app” to explore data relationships in scholarly conte
Deadline: Jun 30 2013
Reward: $1,000,000 USD
This is a Reduction-to-Practice Challenge that requires written documentation and&
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