3D Wooden Puzzle DIY Mechanical Model Marble Run Set with 4 Balls - Building Kit for Adults & Kids

3D Wooden Puzzle Marble Run Set DIY Mechanical Model - Building Kit for Kids & Adults

• Material: Wood
• Age: 5+
• Features: Develops hands-on ability, problem-solving, and STEM skills.
• Includes: Complete puzzle kit with instruction booklet, 1 set of components, and 4 marbles.
• Perfect for family bonding or as a gift for various occasions.
• Warning: Not for children under 3 years.