20PCS Building Toys Wooden Blocks Mortise and Tenon Structure DIY Creative Construction Ability Educational Toys

This building block set comprises 1,686 pieces, enabling enthusiasts to construct a detailed model of a mechanical crane. The assembled crane features realistic functions, including a rotating base, extendable boom, and operational winch. Designed for builders aged 14 and above, this set offers an engaging and educational experience, enhancing fine motor skills and understanding of mechanical principles. Compatible with major building block brands, it integrates seamlessly with existing collections.

This 1,828-piece building block set allows you to construct a detailed mechanical excavator model. The completed model features realistic functions, including a 360-degree rotating operating table, movable boom, and functional hood. Equipped with multiple motors and a rechargeable battery pack, the excavator can be controlled via a remote control or a dedicated mobile app, offering an immersive building and playing experience. Suitable for enthusiasts aged 14 and above.

This mini building block set comprises 100 pieces, enabling the construction of various structures and designs, fostering creativity and fine motor skills in children. Crafted from durable, non-toxic materials, the blocks ensure safe play. Suitable for children aged 6 and above, the set offers an engaging and educational building experience. It is compatible with major building block brands, allowing for versatile integration with existing collections.