Build amazing marble runs with the Hubelino Big Building Box Set! This 200 - piece set is great for kids aged 4 and up, especially those 8 - 12 years old. It's perfect for creating marble runs at home or on the go. The set comes in a handy cardboard carrying case with partitions to store your bricks. Inside, you'll also get a book with sample tracks and instructions. All the necessary building blocks are included to design spectacular marble runs.