Our initial research developed a suite of tests to help identify literacy difficulties in young people aged 11 to 17 in Welsh medium secondary schools, the first of its kind in Wales.
Fel rhan o'n hymchwil gychwynnol, datblygwyd cyfres o brofion i helpu i adnabod anawsterau llythrennedd ymhlith pobl ifanc 11 i 17 oed mewn ysgolion uwchradd cyfrwng Cymraeg.