By assembling a number of accessories into a sound and light digging car and a hidden deformation fire cylinder screwdriver, let children learn engineering structure, exercise mathematical thinking in the hands-on assembly, increase the new play and fun experience in the twist! The other four rescue vehicles can be assembled again, which will add more surprises to the play. The assembled - deformed - into a fire rescue God robot, cool lighting effect, rescue sound effect, arms can rotate legs and feet can slide.