Hi, Jeffrey Your concern about Google in China is legitimate. Said that, you should add a second e-mail to your account. So, you will be able to login your account using this additional email if th...

1. Közösség
2. General Khan Academy Questions
3. Google Khan Academy Account

Until I know, Khan Academy is actively working on this specific content. I am also waiting for novelties even this season. Best, Leo.

1. Közösség
2. General Khan Academy Questions
3. Why is there no Mastery System available for AP physics 2?? :(