Hey you guys who are senior high school or campus student.
I just found links to help you studying many subjects, especially math and physics. We sometimes doubt about online learning. Because we can’t write and feel when the calk scrapping on the blackboard. I recommend you visit,
Okay, there’s many site. Hmm, I think like MIT or Yale who had site Open Course Ware Online.
This’s benefit things in improving your ideas. Okay, Enjoy it! 🙂