[BUILDING KIT FOR 25 MOTORIZED MODELS: Create 25 toy cars one at a time including a sleek supercar! Build 3 models from the instructions or create your own. Bring your build to life with a 6V motor! WORKING MOTOR AND LIGHTS: Use the construction set’s motor to adjust speed and LED piping for working head and taillights! Build with 2 tools and 347 parts like real metal nuts and bolts and wheels. STEM KIDS TOY: As you have fun building with this Meccano set you’ll develop an understanding of the principles of STEM and strengthen hand-eye coordination problem-solving and fine motor skills. BIRTHDAY HOLIDAY OR CHRISTMAS GIFT FOR KIDS: The Meccano 25-in-1 Supercar Set is for ages 10 and up. Requires4 AAA batteries (not included). Great toys for boys and girls. MECCANO STEM TOYS FOR KIDS: With Meccano building toys (each STEM kit sold separately) the possibilities are endless! Explore science technology engineering and math and bring your builds to life! Includes: 347 Parts 6V Electrical Motor with LED 2 Real Tools 1 Instruction Sheet (for 3 Models) Covered by the Spin Master Care Commitment. See below for full details]