04.07 02:15
15 Min
Direct Talk: 2105-026
Luis von Ahn created Duolingo, the most used educational app - it teaches over 40 languages on smartphones to 72 million monthly active users for free, and Luis aims to make learning available to all. (NHK WORLD-JPN)
04.07 06:15
15 Min
Direct Talk: 2105-026
Luis von Ahn created Duolingo, the most used educational app - it teaches over 40 languages on smartphones to 72 million monthly active users for free, and Luis aims to make learning available to all. (NHK WORLD-JPN)
04.07 12:40
15 Min
Direct Talk: 2105-026
Luis von Ahn created Duolingo, the most used educational app - it teaches over 40 languages on smartphones to 72 million monthly active users for free, and Luis aims to make learning available to all. (NHK WORLD-JPN)
04.07 17:15
15 Min
Direct Talk: 2105-026
Luis von Ahn created Duolingo, the most used educational app - it teaches over 40 languages on smartphones to 72 million monthly active users for free, and Luis aims to make learning available to all. (NHK WORLD-JPN)