Second language acquisition (language teaching) ; Zweitspracherwerb (Unterricht) ; Foreign language teaching ; Fremdsprachenunterricht (Grundschule) ; Foreign language teaching (elementary school) ; Modern Languages at Primary School; Kindergarten (Fremdsprachenunterricht) ; Kindergarten (foreign language teaching) ; Vorschule (Fremdsprachenunterricht) ; Nursery school (foreign language teaching) ; Preschool (foreign language teaching) ; Elementary school (foreign language teaching) ; Learnability (of language) ; Lernbarkeit (von Sprache) ; Spracherwerb (Theorie) ; Language acquisition (theory of) ; Poverty of the stimulus-argument; Theory (language acquisition) ; Dual language acquisition; Bimodal language acquisition; Spracherwerb (biling.) ; Language acquisition (biling.) ; Bilingual language acquisition ; Bilingual education ; Second language acquisition (neuroling.)
