Dafydd Myrddin ap Dafydd 
Under the Welsh Not [EPUB ebook] 

"You’ll get a beating for speaking Welsh…" A novel about the ‘Welsh Not’ or ‘Welsh Stick’ period in schools in Wales. Bob starts school at Ysgol y Llan at the end of the summer, but he’s worried. He doesn’t have a word of English. The ‘Welsh Not’ stigma for speaking Welsh is still used at that school.