The sport involves stacking nine to 12 specially designed cups in predetermined sequences as quickly as possible.

The "Wisconsin Winter Stack Up" hosted some of the country's fastest cup stackers. Sport stacking is a competition in which competitors stack specially designed cups up and down in set patterns. Speed ...

MUKWONAGO, Wis. - In the Nicloy's family home in Mukwonago, it's hard to miss the sound of nine-year-old Liam Nicloy speed stacking. "Usually, I wake up and then play a little bit in the morning, and ...

Speed stacking was started in 1999, with the competition side starting in 2006, but 8-year-old Neev has taken the sport to an entirely different level. He’s only been speed-stacking for about a year. ...