8 h 59 m, 20 ago 1966 ano - Four of every five school students in American Samoa were spending between one-quarter and one-third of their class time watching televised lessons, which were then supplemented by follow-up exercises and question periods led by teachers. Selwyn, Neil. Education and Technology: Key Issues and Debates (p. 57). Bloomsbury Publishing. Kindle Edition.
Adicionado na linha do tempo:
Data:
8 h 59 m, 20 ago 1966 ano
Agora
~ 57 years ago
