Whether it's Pre-K or high school — fortune favors the prepared.

Dylan Kane likes his math curriculum. But there’s one important piece missing, he says. The 7th grade math teacher in Leadville, Colo., uses a program that teaches math skills through real-world ...

A fireworks display launches 40 fireworks in sequence. Each firework reaches a random height, independent of the height that ...

These short anomaly-detection puzzles are designed to illustrate how reasoning often depends on identifying inconsistencies ...