K'NEX 12467 Marble Coaster Run 3 Model Building Set

Build, create, and race with K'NEX 12467 Marble Coaster Run 3 Model Building Set! With over 300 parts, kids can design and construct 3 exciting roller coaster models featuring loops, twists, and turns. Perfect for developing STEM skills in a fun, hands-on way while exploring motion, speed, and engineering concepts.InformationBrand: K'NEXType: Building SetModel: 12467 Marble Coaster Run 3 ModelPieces: 300+Age: 7+Features: Builds 3 models, enhances creativity and problem-solving, STEM-focused, com