/sci/ - Science & Math

>everyone in class furiously scribbles down everything the professor says days before the test
>i do nothing
>read half an hour's worth of textbook the night before test
>read textbook again for a few minutes in class right before test
>80-90% grade

>>2605860
so far, we've been assuming that it is completely reversible, but if you don't want to, you don't have to.

captcha:yright λαλεω