Something for Everyone is an accurate statement if you like…
a) Video Games
b) Problem Solving
c) Problem solving in a video game
If you have not already, Portal 2 (or 1) packs in hours of problem solving genius. Co-op is also a huge accomplishment in communication and teamwork.
New feature – Create your own maps/challenges
After the 80% completion mark you may be looking for a google link with a “how to”.