Features:Multiple shapes and accessories, including squares, triangles, rectangles, semicircles and more, provide endless building possibilities.With double magnetism, our bricks offer increased stability, allowing for more intricate and impressive building creations.Featuring smooth surfaces and rounded edges for durability and safety. More beautiful under sunlight or artificial light.Promotes color and shape recognition, creativity, imagination, and practical and design skills. Ideal for STEM educationOffer wheel, stickers, patterned cards to ensure a better experience. Suitable for family, kindergarten, day care centers and preschools. SpecificationColor: As ShownMaterial: metalLength:47/55/53.8/27mm