Eureka Ball® Product Form:Toy It consists of 30 magnetic

It consists of 30 magnetic X-shaped pieces that click together to form a skeletal icosidodecahedron – Leonardo da Vinci's favorite shape

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

The next generation of Ball of Whacks®

the innovative X-Ball presents a playful new way to stimulate creativity

Eureka Ball® Product Form:Toy It consists of 30 magneticAuthor(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.