Wait for mocks or notebook checks to spot a problem.
Use habit density as a leading signal from day one.
No idea what happens after 3:30.
Front-row visibility beyond the classroom.
Independent revision in essay-heavy subjects is a black box.
See whether independent habits are forming or not.
Review trust-wide outcomes when it is already late.
Spot weak habit formation early and steer sooner.
Rely on lagging QA signals term by term.
Use direct behavioural evidence every week.
React to attainment decline.
Build environments where the right behaviour becomes the easy behaviour.