The Fifteen Puzzle
Can you slide the pieces back into 1-15 order?
There are 6 sliding block challenges that get progressively more difficult, once you've set up the numbers to match the challenge the aim is to slide the pieces back into 1-15 order in the allotted number of moves, without lifting the numbers out of the tray.
Part of the Puzzle Academy range from Professor Puzzle. Solutions can be found at www.professorpuzzle.com
Measures 1.8 x 11.7 x 11.7 cm