William Orrell is ranked as the top performer in the world in fast-cup stacking by the World Sport Stacking Association. Now, Orrell recently defeated the speed stacking world record, that was held by ...

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.

<P> It's not in the Olympics, but some may have seen or heard the high-speed clicking of cups being stacked in fast-moving pyramids. Sport stacking, a competitive activity that aims to boost eye-hand ...