The ZIG ZAG card deck contains 48 techniques and four games that are guaranteed to help you get through impasses, generate new ideas, and exercise your creative brain. These creativity cards bring you the latest scientific research, as captured in Keith Sawyer's book ZIG ZAG: The Surprising Path to Greater Creativity. The cards come in a high-quality clear plastic case that's designed for frequent use. NEW card decks are shrink-wrapped. Find more creativity techniques at www.zzdeck.com