khanacademy
this exam season, thanks @khanacademy for really having my back all these years; from middle school algebra to college medical biochem 📚💡👨🔬 pic.twitter.com/QnRK1VAIAT
— mathias (@soongandroid) April 27, 2018
Is It Just Me, Or Does Duolingo Not Work?
Is It Just Me, Or Does Duolingo Not Work? Here is what I remember from my months of Duolingo French studies: "une pomme." An apple. January 26, 2019 at 02:12PM via Digg http://bit.ly/2RfwWTE
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