More by Roger Von Oech
A Whack On the Side of the Head
A Kick in the Seat of the Pants
Ancient Whacks of Heraclites
Roger Von Oech's Innovative Whack Pack 60 Creativity Strategies to Provoke and Inspire Your Thinking
Expect the Unexpected Or You Won't Find It A Creativity Tool Based on the Ancient Wisdom of Heraclitus
Big Ball of Whacks: 6-Color Edition: Bigger Size + 2 New Pyramid-Shaped Pieces!
Star-Ball Magnetic Puzzle
The Creative Whack Pack
X-Ball-Red
Eureka Ball It's a Puzzle! It's Geometric Art! It's a CreativeTool for Innovators!.
Ball of Whacks - Red
Ask the Wise Fool