descriptive geometry. constructive geometry. video materials. augmented reality. 3D stereoscopic view. interactive applets. deskriptívna geometria. konštrukčná geometria. virtuálna realita. video materiály. 3D stereoskopické priemety. interaktívne apletyVelichová, Daniela, 1951- Didactic video-materials for teaching constructive geometry courses / aut. Daniela Velichová. In: Proceedings of moNGeometrija 2020. -- 978-86-6060-046-4 The 7th International Scientific Conference on Geometry and Graphics moNGeometrija 2020. -- Belehrad : SUGIG, 2020. -- S. 481 - 488.