Here’s a simple number game to play on a rainy day, or while sheltering in place. You and I take turns crossing out numbers from the list {1, 2, 3, …, 9}. The winner is the last person to cross out a ...

This article shares a viral missing number puzzle that tests your brain. Try to solve it first, then check the answer we have ...

Iranian game maker Mahdi Bahrami’s Engare allows users to create their own intricate patterns found in Islamic art and architecture. The intricate geometric patterns of Islamic art are not only ...