Free day-long coding challenge will focus on creating apps to help solve critical health challenges for teens and young adults-- specifically "unmentionable" issues like sexually transmitted diseases, depression, substance abuse and dating violence.

Teams will take ideas through rapid development to create working prototypes for future use. Winning concept receives $1000.

Open to designers, developers, programmers, social entrepreneurs, community advocates who enjoy using technology to help others. Young people especially encouraged to participate, regardless of technology skill level.