Fotokode: faste stoffer
cube, geometri, form, optisk, 3d, struktur, faste stoffer, geometrisk, matte, matematikk, sfære
Public Domain
Platonisk, faste stoffer, geometri, polyhedron, geometrisk, form, polygon, 3d, struktur, tetraeder, octahedron
Public Domain
Polyeder, faste stoffer, matematikk, rull, 3d, geometri
Public Domain