What is the toy that becomes popular most in the United States now?

The toy to heal it with the book today becomes popular. It can be said that the person of a wide age group being able to play from the child to the adult is a feature. Please teach what kind of toy on earth becomes popular in the United States.|||webkinz|||I think online games such as webkinz, kookeys and shining stars. But that is just my opinion.|||WEBKINZ =)|||webkinz i know a 4 year old that plays it and a 44 year old that plays it|||I am thinking a webkinz must be in first place of most popular toy then a shining star in second|||webkinz. soo many ppl have them