Number slide school game

Move the numbers, 1-15 in hard mode and 1-8 in average mode, in the correct order and make the empty box in the last cell. Click on a number highlighted in yellow color that is next to the empty space to move it. Number of movements is recorded and the timer is on, Good Luck. Features: Math number puzzle for kids. Average mode 1-8. Hard mode 1-15 numbers. Fun for kids.