Magna-Tiles Clear Colors Car Expansion includes clear green and clear yellow magnetic car bases for creative building play. Compatible with Magna-Tiles sets to encourage hands-on STEM learning and imaginative construction. Magna-Tiles Cars 2-Piece Expansion Set, a STEM-focused educational toy designed for children aged 3 and up. Components: Includes two wheeled magnetic chassis, one green and one yellow. Compatibility: Designed to click together with all other Magna-Tiles sets to build various vehicles. Features: Features strong, food-grade ABS plastic magnets that are BPA, latex, and phthalate-free. Educational Value: Promotes STEM concepts, motor skills, and open-ended creative play.