15 puzzle

English

To solve the puzzle, the numbers must be rearranged into order

Noun

15 puzzle (plural 15 puzzles)

1. A sliding-block puzzle with 15 sequentially numbered square tiles in a 4×4 frame, the aim being to arrange the numbers in order by sliding one at a time horizontally or vertically into the single available space.

Translations

sliding-block puzzle

• French: jeu de taquin (fr)