Authors
Ondrej Kaščák
Trnava University, Department of School Pedagogy, Priemyselna 4, 918 43, Trnava, Slovakia
Slovak Academy of Sciences, Centre for Research in Education, Dubravska cesta 9, 841 04, Bratislava, Slovakia
Branislav Pupala
Trnava University, Department of School Pedagogy, Priemyselna 4, 918 43, Trnava, Slovakia
Slovak Academy of Sciences, Centre for Research in Education, Dubravska cesta 9, 841 04, Bratislava, Slovakia