The Optimization of Geometric Parameters For Mansard Design / Jānis Auzukalns, Ieva Jurāne. Drawbacks of BIM Concept Adoption / Modris Dobelis. Assessment of the Engineering Graphic Literacy Skills / Modris Dobelis, Imants Nulle. Conic Sections in Logo Forming / Anna Buravska. Optimization of Teaching of Engineering Graphics Subjects in Riga Technical University / Veronika Strozeva, Zoja Veide. Effect of Augmented Reality Technology on Spatial Skills of Students / Veronika Strozeva, Zoja Veide. Problems of Motivation of Students to Study Compulsory Subject "Engineering Graphics" / Veronika Strozeva, Zoja Veide, Modris Dobelis.