This podcast is a brief explanation of a pronunciation rule of the English language, plus I hope you can access this interactive game for you to review a bit; or search Educaplay for this game: English Homograph Word Game
Word Roulette
Thanks a lot!

Link:  https://es.educaplay.com/recursos-educativos/23638182-juego_de_palabras_homografas_en_ingles.html