OAR practice test
Try three mechanical comprehension questions below, then take the free diagnostic across all OAR sections.
Try it now — no sign-up
Practice by section
- OAR: Math Skills · Reading Comprehension · Mechanical Comprehension
- ASTB-E: Aviation & Nautical Information
- Free OAR diagnostic
Our practice is fixed-length; the real sections are adaptive and don't let you go back.
FAQ
Are these real OAR questions?
No — all original practice items in the published format.
Know where you stand in 15–20 minutes
Free OAR / ASTB-E diagnostic — no sign-up. Estimates are ours, clearly labelled.
Take the free diagnosticUpdated 2026-10-04. Facts are checked against primary sources — see methodology.