Audible Genius Syntorial v1.6.4 (Win/Mac)

Syntorial is video game-like training software, that will teach you how to program synth patches by ear. With almost 200 lessons, combining video demonstrations with interactive challenges, you’ll get hands on experience programming patches on a built-in soft synth, and learn everything you need to know to start making your own sounds with ease.

Home Page - http://www.syntorial.com/