Magna-Tiles® are the original 3D magnetic building tiles by Valtech since 1997. All Magna-Tiles® building sets are compatible. Everyone can use a little more glitter and shine in their life! With mirrored tiles and tiles with glitter, your child can add some sparkle to playtime with the Stardust set. 15 colorful, shiny and glittery shapes including 4 mirrored squares, 7 glitter squares and 4 equilateral triangles. Sparks hours of imaginative free play in children. Anything they can dream, they can create! Develops math, science, spatial and tactile skills. STEM approved! Safe, durable and built to last for years. Ages 3 years and up.