Triangle Puzzles Basic 15pcs / color box -- red1, blue2, yellow3, green 4, white5, total 15pcs/color box. Incise centrum perfect, in three-D space use cross arbitrarily combined.
3D expansion Geosolids pack:10 pcs / white paper boxsize: 10cm fit into individual transparent acrylic containers and packed in white paper box.10 shapes contain triangular prism, cube, pentangular prism,hexagonal prism,cylinder, triangular pyramid, square pyramid, hexagonal pyramid and pentagonal pyramid.cone