Knock Knock Sexy Four-Letter Puzzle

Spell out a favorite four-letter word ("SEXY") with Knock Knock's 400-piece jigsaw puzzle set. Each letter is its own puzzle. When completed, the four individual puzzles altogether form the word. It’s a new way to turn puzzling into wordplay! Cool puzzle design has a psychedelic feel to them. Far out! . Impress the puzzler in your life with a stylish (and, dare we say, sexy) jigsaw puzzle set. Knock is an independent maker of clever gifts, books, and whatever else we can think up; our mission is to bring humor, creativity, and smarts to everyday life.