Beginners and false beginners might like to use these - this is taken from the Edco website but of course they're not the only publishers of school books in Ireland, there are others such as Folens srl.
Graiméar le Chéile Rang 3 agus 4 - ISBN 978 1 8453 6393 2
Graiméar le Chéile Rang 5 agus 6 - ISBN 978 1 8453 6409 0
Graiméar an Draoi - ISBN 845360508
Gearrchúrsa Gramadaí - ISBN 978 0 8616 7160 1
https://secure.edco.ie/