The 3D Wooden Puzzle Marble Running Kit is a thrilling and challenging marble run model kit that will keep you engaged for hours! With 369 pre-cut wooden pieces, this puzzle requires no glue to assemble, making it an eco-friendly and non-toxic option.

The interlocking mechanism is cleverly designed, ensuring a smooth and seamless assembly process.

This marble parkour takes approximately 5 hours to complete, providing you with a fun and rewarding experience.

Whether you're a puzzle enthusiast or just looking for a fun activity to enjoy with your family, this product is sure to impress!