Trivia for Google Chat - Team-building w/ fun quizzes, games right inside Google Chat
Dood : The Puzzle Planet - A strategy puzzle game for the smart ones
Flinkit! - Web-hosted team building games for small and large companies
63 - 63 is a race against the world.
Icebreaker from Range - Start your meeting with 200+ free team-building questions
Decode Me - Solve internet puzzles for mystery prizes