📖 How to Play 15 Puzzle

• Objective: Arrange all tiles in order from 1 to 15
• Setup: 15 numbered tiles and one empty space on a 4x4 grid
• Movement: Click a tile adjacent to the empty space to slide it into that space
• Goal: Arrange numbers in order: 1-5 on top row, 6-10 on second, 11-15 on third, empty on bottom right
• Solving: Plan moves carefully - each move affects the entire board