Start with 12 plastic cups. Use stacks of three, six and three cups to make and dismantle a series of pyramids until you are left again with the original stacks, the 3-6-3 combination. Tyler Ludwig, 8 ...

What do you get when you pair a biomechanics professor with PING’s vice president of performance? Swing speed. Lots of swing speed. Dr. Sasho MacKenzie and PING’s Marty Jertson are two of the ...

Skill, agility, and speed: Welcome to Speed Stacking where it's all in the flick of the wrists. Check it out above.

MILFORD — A room full of Woodland Elementary School students watched in awe Tuesday afternoon as 17-year-old Seamus Stoker whipped a dozen lavender-colored cups in and out of pyramid-shaped stacks.

RACINE, Wisconsin (WTMJ) — In a display more thrilling than you might imagine speed stackers from all over the country spent Saturday in Racine showing off their skills. At Olympia Brown Elementary ...