TY - JOUR T1 - Majstrovské triedy z časticovej fyziky 2012: ohlas účastníkov A1 - Tomášik, Boris A1 - Goceliaková, Lenka JA - Obzory matematiky, fyziky a informatiky Y1 - 2013 VL - 42 IS - 1 SP - 53 EP - 62 SN - 1335-4981 N2 - The paper summarizes results of a survey about the quality and impact of the International Particle Physics Masterclasses held in 2012 in Slovakia. We evaluate data collected via questionnaires administered to the participants before and after the event. This allows to trace the changes in knowledge and attitude that are caused by the attendance to Masterclasses. ER -