Sliding Puzzle (Game of 15)

Features Sliding Puzzle (Game of 15)

Puzzle game for entertainment.
Suitable for all ages.
The game with a 4-by-4 field (15 puzzle) is also known as the Gem Puzzle, Boss Puzzle, Game of Fifteen, Mystic Square, Barley-Brick and many others.
It is a sliding puzzle having N square tiles depending on the selected level.
There are games with 24, 35, 48, 63, 80, 99 and 120 square tiles.
This field is: 5-by-5, 6-by-6, 7-by-7, 8-by-8, 9-by-9, 10-by-10 and 11-by-11, respectively.This puzzle game will help adults pass the time.
This game will help to develop motor skills.
Also it will serve as a means for the development of mathematical, logical, and analytical abilities.
The movement of square tiles is qualitatively configured in the game.
The game itself has an ancient history since the 19th century.
Its classic form is a 4-by-4 field.
At that time, the game used 15 knuckles.
For simplicity, in this game, the knuckles are replaced with square tiles.