action research 1 Exclude matching results akčný výskum 1 Exclude matching results educational research 1 Exclude matching results kindergartens 1 Exclude matching results kvalitatívny výskum 1 Exclude matching results materské školy 1 Exclude matching results methodology 1 Exclude matching results metodológia 1 Exclude matching results metódy výskumu 1 Exclude matching results mode of treatment 1 Exclude matching results pedagogický výskum 1 Exclude matching results predškolská výchova 1 Exclude matching results preschool education 1 Exclude matching results qualitative research 1 Exclude matching results