The Erector by Meccano Super Construction 25-in-1 Building Set features real tools and metal parts to deliver an authentic building experience that can help encourage your budding inventor to experiment, think critically, and cultivate engineering skills. It comes with several unique parts, including a robust 6-volt motor that brings creations to life with real, functional motion. Kids can use the 638 included pieces to construct the primary crane model or create an array of other motorized models--including a helicopter, a buggy crane, and a broadcasting vehicle. Created by the renowned makers of Erector and robot-building sets, this building kit can help spark a lifelong interest in science, technology, engineering, the arts, and mathematics (STEAM). Perfect for kids aged 10 and up, it offers a challenging yet rewarding build that brings kids and parents together.