The Games Fair is the nickname of a part of playcrafter that displays all the games created on playcrafter so far, and allows you to access and play them.
There are 6 ways to view playcrafter games. First, you can view Hottest!, which are just mod-picked games. You can view most played and most liked. You can view Contest Winners, staff-picked games. You can finally view all games, then use the further subsections to view a list from A to Z or view games from most recently made to oldest.