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 building block set includes 770 pieces to assemble a bouquet featuring eight distinct flower designs, including roses. Designed for children aged 5 to 13, it offers an educational and engaging building experience that enhances creativity and fine motor skills. The completed bouquet serves as a decorative piece, making it suitable for both play and display.

This 898-piece building block set enables children aged 6 and above to assemble a mechanical frog model, fostering creativity and fine motor skills. Crafted from durable ABS plastic, the set offers an engaging and educational building experience.