The Windmill Stacking Cups are a fun and educational toy designed to help children develop their hand-eye coordination and motor skills. The toy features cups of different sizes that can be stacked on top of each other to create a tall tower. As children play with the cups, they learn to balance and coordinate their movements, promoting fine motor skills and problem-solving abilities. The bright colours and engaging design of the Windmill Stacking Cups make playtime both enjoyable and educational for children of all ages.