Parts: Made of Eco-friendly ABS plastic, and precision casting molding are used. The parts have no burrs, and the whole is smooth and unobstructed. The assembly process is very safe.
Guidance: Please ask the seller for the electronic instruction. The steps are detailed and easy to understand. You can assemble it quickly according to the illustrated instruction.
Other Uses: After the building blocks are assembled, it is a good display model. It is educational and can be given as gifts and prizes during the back to school season and holidays.