159 Pcs Marble Run Building Blocks, Maze Balls Track Funnel Slide Toys for Kids Compatible with lego duplo

- Made of high quality ABS plastic and are Machine washable up to 100°F. Non-toxic material, 100% safe for skin.
- Compatible with many famous brand's bricks, this Marble Run Toys set can give much fun to your children.
- Suitable for beginner and master builders from ages 4 , both young and old can take an fun trip into the exciting world of physics.
- Easy to assemble and remove by kids, its bright colour visual appealing pieces helps kids identify variety of colour, and build blocks of the structure of space.
- Kids need think to connect all pieces correctly to let marbles pass through, which can effectively promote kid's creative thinking ability and brain-hand combination and structural space imagination.