Elementary Education Act 1870 further acts in 1876 ("the Sandon Act", which gave parents a legal obligation to ensure that their children were educated) and 1880 ("the Mundella Act") made attendance compulsory for children until they were 10 years old, with various exemptions. Many factory owners feared the removal of children as a source of cheap labour. However, with the simple mathematics and English they were acquiring, factory owners now had workers who could read and make measurements. Following continued campaigning by the National Education League, following the Elementary Education Act 1880, attendance to age 10 became compulsory everywhere in England and Wales. In
Education in Croatia not compulsory, every child must attend kindergarten for a year prior to primary school. There are over 450 kindergartens in the country; most of them are state-run, although there are also private ones. There are many kindergartens integrated with primary schools. Croatian elementary education consists of eight years, and it is compulsory. Children begin school at the age of 6 or 7. The students are divided into three or more classes and these classes are referred to as the A class, the B class, the C class, and so on. The students stay with their class throughout all 8 years.