AI Practice for SAT & AP
SAT & AP Prep, One Question at a Time
Unlimited AI practice questions modeled on the digital SAT and AP exams, with instant scoring and feedback on every answer. It's an SAT practice test that never runs out of questions.
Free to start No credit card Cancel anytime
Digital SAT Math · MCQ
If 3(x − 4) = 21, what is the value of x?
3
7
11
25
7 solves 3x = 21, but divide by 3 first: x − 4 = 7, so x = 11. We've added two similar questions to your queue.
Graded in seconds
Pick Your Test
SAT and AP practice questions organized by subject and topic, from SAT Math to AP Calculus. Pick your test to browse subjects and start practicing.
At an international school?
thinka also covers IB, IGCSE and International A-Level programs.
Built for US Test Prep
Practice that follows your test's real format, not a generic question bank.
Digital SAT-Style Questions
AI generates multiple-choice and student-produced response questions modeled on the digital SAT, plus AP exam formats, so the phrasing on test day feels familiar.
Scoring That Explains Itself
Every answer is scored the moment you submit, with an explanation that shows the step you missed and how to fix it.
SAT and AP in One Account
One account covers all three tests. thinka tracks your weak topics across them, so you always know what to drill next.
How It Works
Pick a topic, practice in test format, and see the step that cost the point. Three steps per session.
01
Choose Your Topic
Choose the SAT or an AP course, then narrow to a subject and topic. Set the difficulty and question type to match the real test.
02
Practice with AI
Answer multiple-choice and free-response style questions modeled on the digital SAT and AP exams, generated new each session.
03
Get Instant Feedback
Scoring works through the rubric point by point and tracks weak topics, so your next session starts where the points are going.
Practice by Subject
Practice the subjects the SAT and AP actually test, from SAT Math to AP Calculus and AP Biology. Tap a subject to start.
See what's covered
Free Study Resources
100,000+
Learners on thinka
20,000+
Teachers & Parents
50+
Registered Schools
28
Subjects Covered
What Learners Say
“I drill SAT math in short sessions after homework. Working one question type at a time helps me more than redoing a full practice section.”
JK
Jordan K.
High School Junior
“For AP Calculus, the free-response practice is what I use most. The feedback points to the exact step where my work went wrong, which an answer key never shows me.”
SM
Sofia M.
AP Calculus Student
Frequently Asked Questions
Last updated August 2026
Does thinka match the digital SAT format?
Practice questions follow digital SAT question styles, including multiple choice and student-produced responses in Math. They're AI-generated and modeled on the real format, not copied from official tests, so you can drill each question type in unlimited volume.
Which AP subjects can I practice?
AP is a full curriculum on thinka, with subjects like AP Calculus and AP Biology organized by unit and topic. Open the AP curriculum above to see the current subject list.
Can I practice one SAT section at a time?
Yes. SAT practice is organized by subject and topic, so you can drill Math or Reading and Writing on its own until it holds up under timed conditions.
How is this different from official practice tests?
Official practice tests are the best dress rehearsal, and you should still take them. The problem is they're a fixed set that runs out. thinka generates unlimited variants of the question types you keep missing, with instant scoring and explanations, so you arrive at each official test better prepared.
Is thinka free for SAT prep?
Yes. Free accounts include daily practice with no credit card required. Upgrading removes limits and adds deeper analytics, and you can cancel anytime.
Does AI grade AP free-response-style questions?
Yes. Written answers are graded against the structure of AP scoring guidelines, with feedback on the steps and reasoning graders look for. It's practice feedback rather than an official score, but it shows what a stronger response would include.
Ready for Your Next Test?
Join 100,000+ students using AI practice to fix weak topics before they cost points on test day. SAT or AP, start free today.
Practice SAT & AP questions free, scored instantly
Start Free