Fifth-grader Luke Mueller high fives Utah's number one sport stacker, Ethan Sumsion, after they raced during a sport stacking event at South Weber Elementary school on Thursday, November 13, 2014.

Many go the distance mentally through sport stacking, an activity that has become a trend in physical-education classes across the country. On Nov. 6, 80 Leacock Elementary third-graders joined 81,252 ...

In effort to promote friendly competition, Freeland Middle School 7th and 8th-graders learned how to quickly stack cups in precise form, not to allow any to tumble down. Students competed against one ...

Sampson Elementary teacher Charlotte French prefers the nontraditional approach to teaching physical education, so when she first saw a little girl stacking plastic cups in a fury at a table while at ...

Blink, and you’ll miss Michael Haig’s blur of cups and hands as the world record holder assembles cups into a pyramid. The ambidextrous phenom, who just turned 5 on Aug. 26, can’t get enough of cup ...