40 Piece 3D Magnetic Building Blocks - Mini Diamond Series

PicassoTiles 40 Piece 3D Magnetic Building Blocks - Mini Diamond Series. Picassotiles 40 piece magnetic building block mini diamond series travel size on-the-go magnet construction toy set stem learning kit educational playset child brain development stacking blocks ptm40. 12 mini equilateral triangles. 16 mini squares. 8 mini right triangles. 4 mini isosceles triangles.