From Jeremy Dixon comes a “toasty” treat of a puzzle: You have a toast rack with five slots, arranged in an array. Each slot has a slice of toasted bread, which you are removing one at a time. However ...

The New York Times has another excellent little puzzle game to add to your daily Wordle. This one, however, taps into your math skills rather than your vocabulary. Still, I find the two rather ...

In Daniel Tammet’s mind, three is a dotted green crescent moon shape, one is a sort of white sunburst and four is a blue boomerang. Every number has a distinct color and shape, making the number pi, ...