Spracherwerb (Schriftsprache) ; Language acquisition (written language) ; Kindersprache (Schriftsprache) ; Child language (written language) ; Schrifterwerb (psycholing.) ; Written language acquisition (psycholing.) ; Schülerschrift; Kinderschrift; Handwriting (children's) ; Handwriting (students') ; Spelling (psycholing.) ; Coding (psycholing., graphem.) ; Kodierung (psycholing., graphem.) ; Writing (psycholing.) ; Graphemische Merkmale; Features (graphem.) ; Schreibperformanz; Written composition (research on) ; English (American) ; USA (English language in the) ; USA (engl. Sprache in den) ; English in the USA; Englisch in den USA; American English