• Carrera Build 'N Race combines both slot car racing and block building worlds
• Fast head-to-head slot car racing action for 1-2 players
• Use your toy building blocks to customize your vehicles and create the racecourse of your dreams
• Complete 1:43 scale Carrera GO!!! slot car set includes 11.81-ft electric track, cars, power adapter, and building block compatible crossbars and clips
• Designed for ages 6