Eureka Ball® Product Form:Toy ) one of the most

) one of the most perfect geometric shapes

Each individual piece of the Ball of Whacks is a "golden ratio" rhombic pyramid

Once you have mastered that brainteaser

Held in place by 180 rare earth magnets

EAN: 9780911121025

Eureka Ball® Product Form:Toy ) one of the mostAuthor(s): von Oech, Roger This amazing new creativity tool will help you tap into your Eureka moments, because theres something about working the hands and the eyes together that fires up the neurons! The Eureka Ball consists of 12 magnetic design pieces each a seven sided, truncated pentagonal pyramid. Together, these Eureka pieces form a beautiful 12 sided dodecahedron, one of only five polyhedrons that make up the class of Platonic solids.