Yung-Deng Lin can stack a group of cups in about 1.6 seconds, an impressive time for a 7-year-old. To give an idea of how fast the child can stack cups, the World Sport Stacking Association overall ...

In this video I challenge my friends Ben, Hunter, and Luke to a simple but intense cup stacking race. We each start with a stack of red cups and a timer and try to build and break down a pyramid as ...