15 Puzzle – Collect numbers

Introducing the classic version of the 15 Puzzle game—"Collect Numbers." This timeless game was originally created in 1878 by Noah Chapman. We've preserved its original charm while enhancing it with additional features, including multiple difficulty levels and an automatic puzzle generator. The assembly function is primarily designed to verify whether a given combination of numbers is solvable, ensuring players never encounter unsolvable configurations. Rest assured, all puzzles in our game are always solvable.