If you go to Wikipedia, and try to navigate from one article to another you will probably learn plenty about both subjects. More importantly, you are very likely to remember the learning because our memory works through connections. Created by Ivan Zhao, Three Degrees of Wikipedia makes this into a social game. You can not only acquiring new knowledge through solving such 3-degrees connection puzzles, but also enlightening other players by create your own puzzles.

http://www.threewiki.com

[via creativeapplications]

Artist Rob Matthews turned Wikipedia into a physical object. A very tall book, composed by 5000 pages, fully printed with Wikipedia Featured Articles. “Reproducing Wikipedia in a dysfunctional physical form helps to question its use as an internet resource”, he writes in his website.

http://www.rob-matthews.com