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Willow Leahy stared at the tower of green plastic cups and flexed her fingers like a piano player preparing to tackle “Flight of the Bumblebee.” “This is called speed stacking,” she said. “Now, watch ...

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 ...

SALT LAKE CITY -- Fingers were flying at Hawthorne Elementary School as more than 500 students attempted to break a cup speed-stacking record. Students timed themselves to see who could stack cups the ...

Parents: Don’t be surprised if your kid begs for a set of plastic cups this holiday. One of the hottest toys to hit stores this season, the Speed Stacks Stack Pack, is a set of a dozen plastic cups ...