She also wants to explore the impact of a pregnant mother who uses "baby-talk" rather than adult language, perhaps because the mother has other young children and is using modified speech to communicate with them.

BBC: How foetuses learn language

During her visit, the Director-General also visited the International Mother Language Institute, established for the research and preservation of languages.

UNESCO: EDUCATION

The show has Nye's enthusiastic character reference for Stern, as well as the German-language diary of 8-year-old Lore Moser, whose mother was a cousin of Stern's.

WSJ: A Tortuous Road to Refuge | Against the Odds | Museum of Jewish Heritage | By Julia M. Klein

And most black children came from poor, ill-educated families where English, the main language of instruction, was not their mother tongue.

ECONOMIST: South Africa's education system