BLIND (completed)
heres my 1st 48hr contribution 
a game where you have to use your ears and mind instead of your eyes!
10 taxingly blind levels
binary_girl

screenshot:
http://i.imgur.com/vRRo1.jpg
ludum dare page:
http://www.ludumdare.com/compo/ludum-dare-22/?action=preview&uid=8824