143pcs Engineering Center Building Blocks City Theme Unisex Educational Toy ABS Modern Construction Toy for Kids

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 1:8 scale model kit features a detailed sports car replica with 4,057 pieces, offering an engaging building experience. Designed for enthusiasts aged 8 and up, the assembled model measures 58 cm in length, 25.9 cm in width, and 14.3 cm in height. It includes features such as opening doors, a mechanical tail wing, and a retractable tail, providing a realistic representation of the original vehicle.

This 2,192-piece building block set enables enthusiasts to construct a detailed 1:35 scale model of the CH-53E Super Stallion military helicopter. The assembled model measures approximately 76.6 cm in length, 58 cm in width, and 26.8 cm in height. 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.