>>12149843FPBP
Also experiment with memorization techniques and put some effort into problem solving/critical thinking for conceptual gains.
Speaking of gains, taking care of your health and training a sport/skill/building a physique is an underrated way to improve your academic performance. You might only feel it when you're near your peak anyway, but it's very satisfying. This also keeps you from dumping all your non-study time into cooming and consooming shit media.