This fits your . Make sure this fits by entering your model number. Jacob's Ladder is an ancient optical illusion toy. Create the Jacob's Ladder effect by holding the top block with the single ribbon facing outwards. Then, rotate your wrist forward and backwards. The wooden panels will appear to cascade down; therapeutic stress relief. Perform tricks, create cool shapes Approximately 11.75" long (overall) x .5" thick, 2" square painted wood blocks with colorful ribbon.