Straight answers
What actually helps with SAT test anxiety?
What helps most students is rehearsal: taking full-length practice tests under real conditions until the shape of test day is boring. Nerves feed on unfamiliarity — the unknown room, the unknown clock, the unknown format — and each of those can be made familiar in advance.
Rehearse the whole thing, not just the questions. Sit a full-length practice test at the actual start time, on the same device you'll use, with the same breakfast, taking the break exactly as the real test does. Students who have already lived the two-hour-plus arc three times walk into test day recognizing it instead of meeting it.
Have a plan for the freeze moment, because pep talks don't work mid-panic but procedures do. A workable one: pause, put both feet flat, breathe out longer than you breathe in for three breaths, answer the flagged question with your best elimination, and move to the next question. The goal isn't to feel calm — it's to keep moving while you don't.
Sleep and logistics do more than last-minute studying. Know the test center route, pack the bag the night before, and stop new material the day before entirely. Cramming the night before reliably costs more in fatigue than it returns in recall.
For parents: the pressure signal usually comes from the household, not the student. Asking about a target score repeatedly raises the stakes of a single Saturday. Asking whether the week's practice happened keeps attention on the part your kid can actually control — and if anxiety is persistent, affecting sleep or school beyond test season, that's a conversation for a counselor or doctor, not a study-schedule fix.