The Toysmith Jacob's ladder is a colorful version of a classic toy that will provide hours of imaginative fun. The Jacob's ladder makes use of a timeless optical illusion to enchant and confounded children and adults alike. To set the toy in motion, hold the top block with the single ribbon facing outward. Rotate the wrist forward and backward and watch the blocks fall. Details: Multicolor 2.25" x 2" x 3.75" package size Sturdy wooden construction Detailed instructions for use and care included For ages 5 and up