It is very great app! Thank you for it, but can you add Russian language, please!!! There are a lot of people who want to study with Khan Academy in Russian language(((
Thank you Khan Academy! I love this education! On our YouTube channel already 3927 videos. But on YouTube channel and on ru.khanacademy.org inconvenient order in playlists and there is no possibility of fixing progress (((
sharhsiz qoldirish uchu Xizmatga kiring