The following is an excerpt from Thinking in Numbers: On Life, Love, Meaning, and Math, by Daniel Tammet, out now from Little, Brown. Ask an Icelander what comes after three and he will answer, “Three ...

Word searches are among the most popular puzzles, along with crosswords and Sudoku. Each consists of a square arrangement of letters that hides actual words among the seemingly random letters. The ...

Here’s a great question I got recently from a reader named David: “When it comes to numbers, I have always heard one through nine are to be spelled out and then 10 and on are to be numerals. Does a ...

Word searches are among the most popular puzzles, along with crosswords and Sudoku. Each consists of a square arrangement of letters that hides actual words among the seemingly random letters. The ...