Your strategic skills are reflected in this intricate puzzle. The object is to arrange the nine cubes in the tray to create an Escher image. Each cube has a slanted mirror that is used to reflect the image from the side of the tray or another cube. Once you place all nine cubes in the right pattern, a complete Escher image will appear. Take the challenge and master all five puzzles. 5.5"wide. Single player. Ages 8 to adult.