PUBLIC SERVICE ANNOUNCEMENT
DO NOT PLAY FANTASTIC CONTRAPTION!!!
It's highly addictive and will prevent you from doing other more important work like designing games of your own, posting in forums, feeding the dog or completing assignments.
If you really do need to play this game, here's some ideas that I constructed to get through two of the tougher levels.
But it's probably easier if you just forget that you ever saw this post.
19 hours ago