Ending & honoring our volunteer Contributor program
by Myra Awodey and Karin Tsai
Company
Homenaje y finalización de nuestro programa de colaboradores voluntarios
por Myra Awodey y Karin Tsai
How we’ve improved the Duolingo learning experience this year (and a sneak peek toward 2020!)
by Bozena Pajak and Karin Tsai
Learning