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
School-leaving age information is taken from the Right to Education Project's table unless otherwise indicated. Legend School-leaving age The school leaving age is the minimum age a person is legally allowed to cease attendance at an institute of compulsory secondary education. Most countries have their school leaving age set the same as their minimum full-time employment age, thus allowing smooth transition from education into employment, whilst a few have it set just below the age at which a person is allowed to be employed. In contrast, there are numerous countries that have several years between their school leaving age and their legal