MAGFORMERS Math 87Pc set stimulates learning through magnetic construction. Aligning perfectly with S.T.E.M education, the activities utilize our always attracting magnets to solve math problems, such as, patterns, addition & subtraction and 2D nets to 3D structures. The set contains 12 different geometric shapes including squares and triangles, rectangles and trapezoids through to our super MAGFORMERS squares and triangles. Use the included 50 page math book to layout the MAGFORMERS shapes and complete the mathematical challenges!.