I've just applied as volunteer for translation of @khanacademy ... but there is no Language Advocate for my language ... hmmmm 
Thanks so much for your interest! You can still work on video subtitles (more info here: https://khanacademy.zendesk.com/hc/en-us/articles/226430208-How-do-I-create-subtitles-on-Khan-Academy-videos- … or here: https://khanacademy.zendesk.com/hc/en-us/sections/205873548-Creating-Subtitles …) Or if you'd like to lead the translation effort for your language, you can learn more here: https://khanacademy.zendesk.com/hc/en-us/articles/226319087-What-Language-Advocates-do- … Thanks again!