Týždeň vedy - Gymnázium Golianova 68
11. november 2011
Workshop so študentmi Gymnázia Golianova 68 v Nitre na tému Geometria štvorstena.
Week of Science - High-school Golianova 68
11th November 2011
Workshop concerned with geometry of tetrahedron, High-school Golianova 68 in Nitra.