Using Clics to build the various color variations seems like a great idea! Thanks for sharing your tip!
I just ordered a bucketful.
BTW, for 4-color cubes, Polya's Enumeration Formula tells us there are 240 possible colorings.
I put together more info on the Instant Insanity Family here, if you're interested:
http://robspuzzlepage.com/pattern.htm#insanity