Bluebook-Style Mock · Hard Tier Only
SAT Math — Elite Hard-Question Module
22 questions, hand-picked because they are the exact traps Korean students fall into most often: sign errors, extraneous roots, inverted ratios, and rushed compounding. Every question is Digital-SAT hard-tier, computer-verified, and paired with a worked explanation and a "common mistake" note. Master this set and nothing on test day will surprise you.
22
Questions
35:00
Time Limit
100%
Hard Tier
4
Domains

DOMAINS COVERED

Algebra Advanced Math Problem-Solving & Data Analysis Geometry & Trigonometry

HOW THIS MODULE WORKS

  • A built-in Desmos graphing calculator is available on every question — click "Calculator" in the bottom toolbar.
  • Click "Reference" any time to see the geometry formula sheet, exactly like the real digital SAT.
  • Use "Mark for Review" to flag a question and revisit it from the Review Page before submitting.
  • Toggle "Answer Eliminator" to cross out choices you've ruled out.
  • After you submit, you'll get a full score breakdown by domain, plus a worked explanation and the exact "common mistake" for every question — even ones you got right.
Desmos Graphing Calculator