Free online educational resources

number order [slider puzzle] [thirteen - twenty] Moves: 0

On the left hand side of the screen is a 3 x 3 grid. In the grid are 8 numbers which appear in a random order each time you start the activity. They are the numbers thirteen - twenty. The key is the BLANK frame. You can move any HORIZONTAL or VERTICAL "next door" number into a BLANK frame simply by clicking on it. Your task is to see if you can move the numbers around until all of the numbers follow each other in number order around the BLANK frame in the middle. To restart the activity just refresh the page.

On the left hand side of the screen is a 3 x 3 grid. In the grid are 8 numbers which appear in a random order each time you start the activity. They are the numbers thirteen - twenty. The key is the BLANK frame. You can move any HORIZONTAL or VERTICAL "next door" number into a BLANK frame simply by clicking on it. Your task is to see if you can move the numbers around until all of the numbers follow each other in number order around the BLANK frame in the middle. To restart the activity just refresh the page.