This is a very unique little mermaid Play set. Fill the tank with water, Place your figures on the wheel Then pump the water by pushing the turret on the right. Watch the gears inside the tank spin while Ariel swims and the fountain pink spouts water! It comes with a magnetic Triton spear which will spin the door or open the treasure chest by waving it over the pink and yellow seashells! You can also make that action happen by pushing the button on the floor near each item. It is in excellent condition!