If your baby loves playing in the Tupperware cabinet or knocking things over just to hear the loud crash (what baby doesn’t?!), then they will love these colorful stacking cups on Amazon. All three of ...

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.

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 ...

If you purchase an independently reviewed product or service through a link on our website, SheKnows may receive an affiliate commission. The First Years Stack & Count Cups come with eight colorful ...