Playground Sessions has been in development for more than three years now. The project’s co-founder and CEO Chris Vance says he got the idea by combining popular phenomena from 2009, including not only Guitar Hero and Rosetta Stone, but also American Idol and Khan Academy.

“We had this crazy idea: Could we do guitar hero with real instruments?” Vance tells Mashable.

via Quincy Jones’ Startup Gamifies Your Piano Lessons.