Erector by Meccano Super Construction Set, 25 Motorized Model Building Set, 638 Pieces, For Ages 10 and up, STEM Education Toy Before the race, theres the build. Challenge the young thinker in your life to construct their own stylish race car! Builders work with real tools (included) to screw-in metal nuts, bolts, and wheels. When finished, builders have a working race car and a huge sense of satisfaction! This model race car kit is S.T.E.M. approved. As they put together the pieces of this race car, kids will see how principles from the disciplines of science, technology, engineering, and math are practically applied. The Meccano Super Construction Set is made for children ages 8+. Includes: 640 + parts, 6V electrical motor, 1 carrying plastic case with storage compartments, 2 real tools, 1 instruction sheet