The Grey Labyrinth: Puzzles Brain Teasers - the hard type!! Mensa International - Mensa Workout  Mensa workout. Does not qualify you for Mensa, but gives you an idea of where you stand. Next to Nothing! List of places to get things for free or almost free!! (Only a couple are online). Wordies on the Web A couple pages of those great little "Wordies." Lots I haven't seen anywhere else.