Learning the basic forms: For children to not only build with but also feel a cube, circle and triangle. Ideal not only for at home but also in school! These colourful blocks are for both building and puzzle: Through the geometrical shapes a whole new world is open. Since our blocks are not varnished, they do not fall apart easily when they are being stacked. Including ideas for playing. Materials: lime wood, non-toxic water based color stain. Size: length ca. 10cm.