Class sizes have barely changed in 20 years – report 

Last year saw the average primary school class size at its lowest level in 20 years, albeit by a small margin. File picture

There has been "little" change in average Irish class sizes over the past two decades, but the number of 'supersize' classes has sharply fallen. 

Last year saw the average primary school class size at its lowest level in 20 years, albeit by a small margin.