english: And this is a form of learning called active learning, and really promoted by a very early paper, in 1972, by Craik and Lockhart, where they said and discovered that learning and retention really relates strongly to the depth of mental processing.
non_english: Ovo je forma učenja koja se naziva aktivno učenje, koju je promovisao rani rad,  iz 1872. godine, Krejka i Lokharta, gde su naveli i otkrili da su učenje i zadržavanje materijala u snažnom odnosu sa dubinom mentalne obrade.