Stuck on #7 at 10 pm.
Snaps it. Find my mistake: at the top of the throw, a isn't zero — it's still −9.8 m/s².
Homework · fixedEvery wrong homework answer, forgotten card and missed test question is counted — by class, by unit, across units. Then everything Cram makes for you aims right at it.
Free to start. No card.It spots your mistakes. It remembers them. It drills them until they stick.
Snaps it. Find my mistake: at the top of the throw, a isn't zero — it's still −9.8 m/s².
Homework · fixedNotes, slides, a photo of the board. Out comes one guide, with that exact trap named in pink.
Guide · 1 pageThree mistakes on the same idea — acceleration at the top. It goes on the weak-spot list.
Weak spot · foundThe guide opens on that idea. Cards come back on schedule. The practice test checks it twice.
Plan · 12 minQuestion 4 is a ball thrown straight up. Not a trap anymore.
Walks in readyReadyAn example week. Every mistake on homework, cards and practice is counted by class and unit, and the next guide, drill and test aim at it.