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Primary School Mathematics Teaching Aids: Plastic small cubes, six-sided magnetic cubes, magnetic small blocks, magnetic building blocks, 3D geometric models, three-dimensional geometric models, spatial thinking geometric models, assembly toys, children's educational mathematics aids, educational early learning toys, geometric teaching aids. Six-sided magnetic pieces that freely attach to each other without repelling, with good magnetism, can attract approximately 15 pieces vertically. Made from new ABS eco-friendly material. A helpful tool for learning. ThreeD King Xueersi 3D Geometry Teaching Aid for Mathematics, helping to develop children's brains and hands-on skills; available in multiple colors, color recognition, combined shapes, enhancing an intuitive three-dimensional experience, problem-solving aid, educational toys.