Stacking may just be the fastest growing sport in the country. The competitions take place across the country and features participants stacking cups on top of each other as fast as they can without ...

EAGLE – There’s something new on this weekend’s Flight Days schedule. For the first time, competitive cup stacking (called sport or speed stacking) will be a part of Saturday’s activities.In sport ...

If you know what Cup Stacking is, you're probably a parent or a kid who graduated recently. Speed stacks have been around for more than 18 years, but it's blowing up in a big way. Not only has sport ...

Editor’s note: This segment was rebroadcast on Sept. 30, 2025. Click here for that audio. In the early 2000s, thousands of U.S. schools had their students race the clock to stack cups in gym class.

SAN ANTONIO — Sport stacking has been around since the 1980’s. The goal is to stack plastic cups into a formation as fast as you can. Some fans play at home for fun. Others race the clock at sport ...