The Czech Republic has one of the most differentiated education systems by international comparison …

„The Czech Republic has one of the most differentiated education systems by international comparison. Schools offer specialised provision at both lower secondary and upper secondary levels, including general, artistic, technical and vocational education, which contributes to the high number of small schools and small class sizes existent in the country.“
OECD (Hrsg.), „Responsive School Systems“ (2018), S. 241