The Purple Cow Go Fish! - Genius Thinkers - The Classic Card Game With A General Knowledge Boost For Kids & Families Ages 6+He purple cow games designed by professionals, an architect and a Doctor of psychology to make the games appealing, interesting and educational, the go Fish Series comes in a compact, slim thin case perfect for traveling or just slip into your backpack to keep kids entertained wherever you go, or an ideal birthday present for family and friends. By playing our ''go fish'' Series, children will learn all about the greatest minds in human history such