The "Wisconsin Winter Stack Up" hosted some of the country's fastest cup stackers. Sport stacking is a competition in which competitors stack specially designed cups up and down in set patterns. Speed ...

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 ...

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 ...