Excellent set of training icebreakers (PDF)
Education World's Best of Icebreakers
ESL Icebreaker Collection: Last Letter, Chinese Whispers, Fast Words..
Ten Ways to Break the Ice!: What's Different, Partner?, Mind Reading Attention Getter ...
The Top 10 Icebreakers for Meetings and Training Seminars: Favorite T-shirt , Personal Bingo..
Popular Icebreakers: The Magic Wand, Marooned, Who Done That?...
Icebreakers (classroom icebreakers): Color, Car, Character , Imagination, Who am I, What am I?..
Icebreakers About.com lots of stuff
75 short teaching/icebreaking ideas
Creative thinking and lateral thinking exercises