Not sure about a concept for class? Or do you just have a little time and a little curiosity? Then check out these services below!
Free classes in science, social studies, engineering, computer science, and math — including AP courses! Registration is required, so just use your school Google account!
Another place for free science, social studies, and math classes! Registration is required, so just use your school Google account!
Interactive explanations, elaborations, and explorations of mathematics — all in a giant digital textbook! New stuff is always being added, so keep checking back every week!
Ever wondered how it all began? From the Big Bang to modern human civilization, have a look at this free course that blends science, history, and more!
Free classes, at your own pace, for computer science. Registration is required, so just use your school Google account! Please note that not all classes are free — the ones labeled "PRO" require a paid account!
Learn to code apps using block-based programming, and peruse other public app projects! There is also a tutorial playlist on YouTube!