MOC 10PCS 5405 Knob Cog Gear Wheel With Axle Hole Building Blocks Kit House Part Bricks Idea DIY Particle Children Birthday Gift

Is Electric : No Battery Block Size : Small building block（Compatible with Lego） Barcode : No

Gender : Unisex Plastic Block Shape : Self-Locking Bricks Plastic Type : ABS Model Number : 5405 Warning : No stickers included, please do not eat Material : Plastic Brand Name : SixBricks Recommend Age : 18,14y,6-12Y

Origin: China The overall design of the product takes into account both fun and practicality, and its core functions revolve around "hands-on exploration" and "cognitive enlightenment" to exercise logical thinking and hand-eye coordination.

The size has been ergonomically considered, making it easy to hold and operate, and the moderate weight will not cause any burden in use.