Schools wishing to support a Welsh medium student teacher are required to ensure that a minimum of 50% of their time is teaching through the medium of Welsh.
Mae’n ofynnol i ysgolion sy’n dymuno cefnogi athro dan hyfforddiant cyfrwng Cymraeg sicrhau bod o leiaf 50% o’i amser addysgu drwy gyfrwng y Gymraeg.