Last time we checked in with William Polly, the 10-year-old Penrose resident had just set a new sport stacking world record and was showing off his skills on the Tonight Show with Jay Leno.

Washburn also said sport stacking helps increase the ability to concentrate, which can help greatly in school work and music, while the coordination skills learned in sport stacking can apply to o ...

It's where they stack, slam, slide and tumble cups, all so they can learn. Teachers say the sport will help kids develop better hand-eye coordination and promote right-brain functions, which will ...

Here’s a glimpse into the world of competitive cup stacking. It’s not an Olympic ... they’re running they’re trying to go as quickly as they can. It’s kind of addicting.