The Teachers Union of Ireland says secondary schools are having to drop certain subjects and limit the number of pupils it enrols because they can't find staff.
Students are now starting to feel the impact of teacher shortages.
The Teachers Union of Ireland says secondary schools are having to drop certain subjects and limit the number of pupils it enrols because they can't find staff.
A survey carried out by the union shows almost 8 in 10 schools which advertised a teaching job didn't receive a single application.
General Secretary, of the TUI Michael Gillespie says students are now losing out.