Sound Challenge (A Game for the Blind)

I’m currently working on a game for blind people or visually impaired, although anybody can enjoy the game. It will be completely sound base.

The game will be free to play.

Here is a video of some play testing:
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Let me know if you guys/girls like the idea. Comments/suggestions are also welcomed.

KickStarter page: http://www.kickstarter.com/projects/functionr/sound-challenge?ref=live