Neat little flash game...

[Mat]

http://www.shockwave.com/content/shuffle/sis/shuffle.swf

I managed two full sets of 4 rounds but lost on round 4 of the last set... you'll see what I mean...

Cant seem to get passed round 12

 

[G-MAN2004]

Lost on round 11. Great game though, thanks

EDIT: Round 15. 47850 score.