Roger Von Oech

• Whack On the Side of the Head
• A kick in the seat of the pants
• Roger von Oech's creative whack pack
• Creative Whack Pack
• Roger Von Oech's Ancient Whacks of Heraclitus
• How You Can Be More Creative
• A kick in the seat of the pants : using your explorer, artist, judge, & warrior to be more creative
• Ball of Whacks Blue
• Ball of Whacks SixColor
• Creatif de choc!
• Créatif de choc!
• Denkanstoss