An ideal set for a classroom of children to explore geometry by creating 2D and 3D shapes with magnetic squares and triangles. This set contains 36 squares and 60 equilateral triangles and comes with a poster to guide and initiate play. Each coloured piece has a neutral colour on the reverse. This colour coding will help children to understand the concept of magnetic polarity. Open frame pieces allow children to see inside. Made from 70% recycled materials.