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What is the requirement for learning AP computer science?

1. Hamjamiyat
2. News and Updates from Khan Academy
3. Update: AP® Computer Science Principles updated for new standards!

Thanks Lauren Rosebrugh Then what is the preparation of studying AP Chemistry beta? And when will course be completed?

1. Hamjamiyat
2. News and Updates from Khan Academy
3. Content Update: AP® Chemistry beta

What is the difference between AP Chemistry and AP Chemistry beta?

1. Hamjamiyat
2. News and Updates from Khan Academy
3. Content Update: AP® Chemistry beta