ok, be carefull… this is pretty… let’s say… it gets u addicted 😀
* ARTICLE (IT): PI: Progettare chip è un gioco
* SITE: http://funsat.eecs.umich.edu/
Electric circuit problem solving… I’d like to know the theory behind it
Guido Maria Serra
Developer, sysop, security analyst, freesoftware evangelist.
Guido Maria Serra 
Not different than mahjong 🙂
To solve (quick and dirty): set all buttons to yellow, then try blue when a yellow makes red points. At the end verify red points and try to make’em green. Level 1 to 7 finished in a hurry
Giovanni