Spaced Review Tracker
Add the topics you feel shaky on. Each time you test yourself and get it right, the topic moves to a longer wait: 1 day, 2 days, 4 days, a week, two weeks. Miss it, and it comes back tomorrow.
Add a topic
Or tap a common BIO 243 trouble spot:
Due today
For each one: close your notes, explain it or write it out from memory, then check OpenStax. Be honest with the buttons.