If you like Mastermind (R), you'll love DIFFRACTION! Test your powers of deduction as you try to discover the computer's random pattern of colors in as few moves as possible. Set a test pattern by flipping multiple switches and see if you've got the right color in the right position or vice versa!

Average Download Times
(Your download time may vary)
* 56K Modem - 18 seconds.
* ISDN - 7 seconds.
* T1 - 1 second.