Escape from the castle’s rotary tower with this exciting set featuring two transparent stairways. As the marbles make their way down the rail they sound three hanging bells. A challenging resource promoting cognitive development in areas such as 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. Made of wood, plastic and glass. Ages 4yrs+.