Touted as a fun activity that sharpens hand-eye coordination and ambidexterity while exercising both sides of the brain, cup stacking is riding a wave into P.E. classes around the country.

Quick – take a dozen plastic cups and stack them in a pyramid ... are part of Team USA for Sport Stacking. The activity that first gained popularity in elementary school gym class ...

In a growing school fad, kids are competing to take small plastic cups and stack them into formations as quickly as possible. But is it a sport? Nancy Greenleese of member station KUNC reports.