Metalinguistic awareness (in children) ; Phonics (teaching of) ; Phonologische Bewusstheit (bei Kindern) ; Phonological awareness (in children) ; Focus on form (language teaching) ; Sprachbewusstsein (bei Kindern) ; Linguistic awareness (in children) ; Multilingualism; Polylingualism; Plurilingualism ; Third language acquisition ; Second language acquisition in children; Kindlicher Zweitspracherwerb; Child second language acquisition ; English (American) ; USA (English language in the) ; USA (engl. Sprache in den) ; English in the USA; Englisch in den USA; American English ; USA (fr. Sprache in den) ; USA (French language in the) ; French in the USA