Language testing ; Evaluation criterion (language teaching) ; Monolingual method ; English as a second language; ESL; TESOL ; Bilingual method ; English as medium of instruction ; 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) ; Alternation (biling.) ; Language shift (biling.) ; Sprachwechsel (biling.) ; Second language acquisition in children; Kindlicher Zweitspracherwerb; Child second language acquisition ; English ; Arabic ; Hebrew