Magformers 14-Piece Magnetic Building Set. Discover Magformers always attracting magnetic technology and build a cube, small house and small magic ball. Using squares and triangles with the 14 Piece set is great introductory set for budding builders to learn our pull-up tricks and begin building in 3D. Features 2 Geometric Shapes Step-by-step idea booklet with builds from all of Rainbow range.