 | | Duolingo, Inc.[b] is an American educational technology company that produces learning apps and provides language certification. Duolingo offers courses on 43 languages,[5] ranging from English, French, and Spanish to less commonly studied languages such as Welsh, Irish, and Navajo, and even constructed languages such as Klingon.[6] It also offers courses on music[7] and math.[8] The learning meth Created: 5 months ago |
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