Think you have sharp reasoning skills? Solve this math puzzle quickly and discover if you can spot the hidden pattern.

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I’ve been out of school for decades, and I don’t spend my days solving equations (I’m more of a word person). Still, I like to think I have a solid grip on basic math: I can usually gauge whether a ...

In 1974, a geneticist named Marsha Jean Falco devised an ingenious research tool to help determine whether epilepsy in dogs was an inherited trait. She drew a series of symbols on index cards, where ...

No, a visual puzzle isn’t just another fancy word for a jigsaw puzzle—though a jigsaw puzzle is a type of visual puzzle. The concept of visual puzzles is much broader than that. This guide will ...