The Amscan sliding number puzzle in a practical set of 12 offers classic puzzle fun for children and adults. Each square patience game features a colorful frame in red, yellow, or blue. The sliding white tiles display easily readable numbers from 1 to 15 in contrasting green and black colors. The goal of the game is to bring the mixed-up numbers back into the correct order by skillfully sliding them. These compact puzzles are ideal as small gifts, for the Advent calendar, or as party favors for birthdays.