From the winning moves web site- news section:
Imagine holding a prismatic sphere with seven metal balls inside and twirling, swirling, shaking or tossing it around – that’s iBall®. iBall® is an addictive, completely unique novelty that kids of all ages will enjoy. Try to get six balls spinning while one is not moving, or try to get them jumping up and down and from side to side or: Just pick it up and let your imagination flow and see what iBall® can do!
Ages: 8 and up; players: 1, SRP: $7.95; Available: April 2006
Leander, I had been curious about what this item was about too and this is the most descriptive info I could find about it. To be honest, sounds like more of a discovery toy than puzzle but that's just my impression. Hope this helps.