Meccano Erector, Off-Road Rally, 15 Vehicle Model Building Set, 242 Pieces, for Ages 8 and up, STEM Construction Education Toy 15 building models - let your child build 1 of 15 different vehicle models (models can be built one at a time), with 242 parts, real tools and instructions. Kids can mix and match pieces to come up with their own original design for open-ended fun. STEM toy: for over a hundred years, Meccano has been promoting children's STEM (science, technology, engineering, and math) learning as they build and play. Real working vehicle: models include full steering, plus front and rear suspension. The Meccano 15 models set is for ages 8+. no batteries required. Includes 242 parts, 2 real tools, 1 instruction guide