Where to actually get practice tests that aren't useless
The College Board makes two official full-length digital SAT practice tests available for free on their Bluebook app, and those are the only ones you should count on if you want scores that reflect what's coming. Everything else is approximation at best. I used to tell students to grab every third-party set they could find back when the paper SAT was still around, but the digital test took so many things apart and rebuilt them that most of those older resources ended up teaching wrong habits. The adaptive format means you don't get a traditional 80-question math section anymore — you get two shorter modules where your second module difficulty is determined by how you did on the first one. That changes how you pace yourself completely. I'd start everyone on a single untimed diagnostic in Bluebook just to see where they actually were, not where they thought they were. The automatic scoring gives you a breakdown by domain — hearts and equations, advanced math, reading and writing craft, expressions and equations — so you can see exactly which area is costing you points instead of guessing. From there, I'd have them do one timed practice test per week for about six weeks leading up to the actual exam date. That gave them enough repetitions to recognize question patterns without burning out on the material. The scoring breakdown from Bluebook is actually useful if you read it properly. It tells you how many items you missed in each subskill, which means you can target your review instead of just grinding through another full test blindly. Most students skip that step and just look at their total score, which is a waste. I had one student whose math score was sitting at 580 while his reading and writing was pushing 650, but when I broke down the missed math questions, nearly half of them were from the and equations domain and specifically the quadratic formulas and vertex form stuff. He spent three days on just that, retaking the relevant modules in Khan Academy's SAT prep integration with Bluebook, and his next full practice test went to 660. That kind of targeted work beats doing another entire test for 3 hours straight.
Here's something nobody really emphasizes: the digital SAT gives you a built-in graphing calculator right in the testing interface. A lot of students ignore it because they're used to bringing their own TI-84, but the on-screen calculator has a different menu layout and you have to click through more steps to get to certain functions. I remember a student who blew through his practice tests on a physical calculator and then bombed the actual digital exam because he couldn't find the function he needed fast enough. His workaround was to do every single practice test on the Bluebook calculator only, even the early ones where he was slower, just to build muscle memory. It cost him maybe 10 minutes per section during those early tries but saved him probably 20 minutes on test day when he wasn't hunting for buttons.
The parts that aren't covered well anywhere
The reading and writing section is combined now, which throws a lot of students off. You get short passages — one to four sentences — followed by a single question. The old strategy of spending two minutes reading a 500-word passage before touching a question doesn't apply at all. You read the passage, answer the question, move on. The passages are deliberately short so that the question itself contains most of the information you need. I've seen students lose points by overthinking and going back to re-read passages multiple times instead of trusting their first pass. On the actual test you have roughly 65 seconds per question across both sections combined, so hesitation is expensive. Another thing that catches people: the adaptive testing means your second module can be noticeably harder or easier than the first. If you bomb the first math module, the second one will likely be easier, and that's not a trap — it's just how the computer adjusts. Some students panic when they see simpler questions and assume they misread something. They didn't. The same goes for acing the first module and then getting hit with questions that feel impossibly hard on the second one. It's working as designed. The scoring algorithm accounts for difficulty differences between modules, so your raw performance across both gets normalized. There are also limitations you should know about. The free Bluebook tests number is pretty small — two full-length ones — and there are a handful of shorter digital practice sets. After you burn through those, you're running out of official material. Khan Academy's practice questions integrate with College Board data but they're individual questions, not full adaptive simulations, so they don't replicate the actual test experience. Third-party companies sell full-length tests but the quality varies wildly, and some of them still use outdated question formats that don't match the current digital SAT structure. I've seen students waste weekends on poorly written practice tests from lesser-known publishers that had answer explanations contradicting each other within the same document.
Get the Full Details

If you're running low on official practice material, the most reliable backup is redoing the official tests on a different device so the experience feels fresh, and supplementing with Khan Academy's skill-specific drills for your weak domains. You can also look at the Digital SAT question library that College Board occasionally releases, though those are individual items, not full tests. The key is keeping your practice conditions as close to real testing as possible — same timing, same calculator restrictions, no phone nearby, sitting at a desk instead of your bed. The difference between a 1350 and a 1500 often comes down to whether you've actually practiced under conditions that match test day, not how many questions you've mechanically solved.