Tap “Show backup code” to capture every student's progress and results, then Copy it somewhere safe. To restore on another device, paste a code here and tap “Load”.
Format and interface modelled on the post-14 May 2026 software (the NBME
self-assessment look). Questions are original NBME-style vignettes for practice — the real
exam never releases its items; not affiliated with USMLE/NBME/FSMB.
Confirmed specification
Test-day length
8 hours
Blocks
14 blocks
Time per block
30 minutes
Questions per block
up to 20
Maximum questions
280
Scoring
Pass / Fail (≈196)
Interface tools (matched to the real software)
Left item navigator rail · Mark (red flag) · Previous / Next
Lab Values · Notes · Calculator · Reverse Color · Text Zoom
Highlight and strike-out by selecting text in the stem; strike-out on options
Block Time and Day Time remaining; Lock; red End Block
Review is locked to the open block; a closed block cannot be reopened. No scores, answers or explanations are shown until the final block is closed — exactly as on the real exam.
Loaded: a practice set of 40 items in 2 blocks — not a full-length form — the complete 14-block / 280-item exam (— blocks). Taking as —. Progress auto-saves; you can Pause and resume later.
Break bank is the official Step 1 minimum: 55 minutes of break plus a
5-minute optional tutorial — confirmed on usmle.org for exams on/after 14 May 2026 (identical
to Step 2 CK). Time saved by finishing a block or the tutorial early is added to the bank.
Item: 1 of 20
Block: 1 of 2
Block Time Remaining: 30:00
Day Time Remaining: 8:00:00
Optional tutorial
The real exam offers a 5-minute tutorial before Block 1. You may use it to look over the interface, or skip it. Any time you do not use is added to your break bank.
5:00
Tutorial time remaining. Block 1 begins automatically when it reaches zero.
Break
00:00
Break time remaining in your bank.
Block review
Result
Step 1 is Pass/Fail. This sim maps a working pass threshold to percent-correct (directional only).