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 ...
Editor’s note: This segment was rebroadcast on Sept. 30, 2025. Click here for that audio. In the early 2000s, thousands of U.S. schools had their students race the clock to stack cups in gym class.
Click here for the original audio. Thousands of U.S. schools have their students race the clock to stack cups in gym class. Why? A former circus clown from Colorado named Bob Fox holds the key. Here & ...
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