More Than Just Point and Click I'm a huge fan of adventure games that skillfully utilize item mechanics. The type of game where the game asks you to combine a pipe and paper clip to create a new path is, to me, just what the doctor ordered when I need a good brainteaser.
Classic adventure template that is thrown upside down to create a masterful game that becomes in itself one grand piece of a fantastic puzzle
More free-roaming exploration would add to the experience