"language proficiency"

#12225892

4 April 2025

OTTAWA, CANADA - MARCH 8: A 'Get Your French Right' poster seen near the Senate building in downtown Ottawa, Ontario, Canada, on March 8, 2025.

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#11370698

29 June 2024

DUBLIN, IRELAND - MAY 6: Logo of Instituto Cervantes, on May 6, 2024, in Dublin, Ireland.

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#11370386

29 June 2024

Duolingo on App Store is seen in this illustration photo taken in Poland on June 29, 2024.

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#10878092

28 December 2023

The Duolingo logo is being displayed on a smartphone screen in Athens, Greece, on December 28, 2023. (Photo Illustration by Nikolas Kokovlis/NurPhoto)

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