การดู
12:55
How to Make Learning as Addictive as Social Media | Duolingo's Luis Von Ahn | TED
9:11
The Best Language Learning Apps (and Why Most Don’t Work)
12:34
Duolingo vs Rosetta Stone vs Babbel (Which Language App Wins?)
6:07
Don't use Duolingo to learn Arabic (WARNING!) | Arabic101
24:56
Duolingo for Schools Professional Development: Duolingo for Schools 101
16:37
Polyglot Reacts to Popular Language Learning Apps
4:31
Which is the best AI language tutor? - A specialist in language learning tech chooses her favourite
5:57
Duolingo for Schools Professional Development: The Student Experience
