Subtitled in Bulgarian18:41Flow, the secret to happinessMihaly CsikszentmihalyiTranslated by Sonya DimovaReviewed by Iva Todorova
Subtitled in Bulgarian15:39The math and magic of origamiRobert LangTranslated by Sonya DimovaReviewed by Mihail Stoychev
Subtitled in Bulgarian15:37The search for humanity's rootsZeresenay AlemsegedTranslated by Sonya DimovaReviewed by Mihail Stoychev
Subtitled in Bulgarian19:45Cradle to cradle designWilliam McDonoughTranslated by Sonya DimovaReviewed by Kalin Anguelov
