19:27
As primeiras 20 horas - Como aprender qualquer coisa: Josh Kaufman no TEDxCSU
16:28
Why We Struggle Learning Languages | Gabriel Wyner | TEDxNewBedford
14:51
5 techniques to speak any language | Sid Efromovich | TEDxUpperEastSide
17:38
How to Talk Like a Native Speaker | Marc Green | TEDxHeidelberg
21:52