Hape Quadrilla Castle Escape is an exciting marble run featuring transparent stairways, bells that sound as the marbles make their way down and an exciting spiral loop. Promotes problem solving, hypothesising and strategising. Includes :- 15 x Coloured Blocks 6 x Height Adjusters 4 x Base Rings 8 x Accelerators 2 x Marble Shutters 4 x Curved Rails (Small) 1 x Curved Rail (Large) 1 x Twist Rail 50 x Marbles 1 x Cotton Storage Bag 2 x Transparent Blocks 3 x Bells 3 x Clamps 1 x Marble Roulette 1 x Catcher Further Info on Quadrilla Castle Escape: Made of wood, plastic and glass Excellent for developing imagination, problem solving skills, counting, color identification and much more in your little kids Recommended Age: 4yrs+ Excellent birthday gift idea Product Name: Hape Quadrilla Castle Escape