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Some strange shapes with tetrahedral symmetry on the sea-front in Crete.
A bicoloured stella octangula in the kaleidoscope of the tetrahedron: the symmetry group o...
Mirrors tricks in the kaleidoscope of the tetrahedron. Even if we put a small prism in the...
A regular tetrahedron with the tracks of its planes of symmetry and the same tracks on a s...
A regular tetrahedron and a uniform polyhedron of type (3,6,6). The image appears in the b...
The triangular hole inside the kaleidoscope, reflected in the mirrors, creates the virtual...
Mirror games in the kaleidoscope of the tetrahedron. Exhibit of Simmetria, giochi di specc...
A bunch of flowers in the kaleidoscope of the tetrahedron. From the exhibition Simmetria, ...
We can dispose a straw in the kaleidoscope of the tetrahedron so that we can see a cube. ...
Mirror games in the kaleidoscope of the tetrahedron. Exhibit of Simmetria, giochi di specc...
