Missing link, a unique mechanical slide puzzle invented in 1981 with millions of combinations! mix it up and try to get all the colors to match. Can you find "the missing link" this missing link puzzle consists of a square tower with four layers. On the sides are sliding tiles, and each side has a chain in a different color, yellow, green, red and white. The white chain has only 3 tiles, allowing the tiles to slide up and down into the gap. The top and the bottom layer will rotate mixing up the colors from the different color chains. The two middle rows can’t be rotated. To move tiles in these rows, loop the tiles up and down from one row to another. Recommended ages 8+
  • Mechanical slide puzzle: invented in 1981, the "missing Link" puzzle is a square tower with four layers and millions of possible combinations!
  • Sliding tiles: each side has a chain in a different color, yellow, green, red and white. The white chain has two links and 3 tiles, providing a gap for the tiles to slide up and down.
  • Object: there are 15 tiles and a gap. Mix it up and try to get all the colors to match - but, guess what? the two middle rows do not rotate.
  • Think it, process it, learn it! fun and entertaining yes! but in addition, the missing Link puzzle exposes the brain to a tough challenge in both math and logic.