How Long is the OAT Test?

The OAT consists of 4 sections: Survey of Natural Sciences, Perceptual Ability, Reading Comprehension, and Quantitative Reasoning. The test will take you just about 5 hours to complete, not including transportation to and from the test site, checking in, etc.

OAT Administration Schedule
Optional Tutorial15 minutes
Survey of Natural Sciences90 minutes
Reading Comprehension Test60 minutes
Scheduled Break (optional)30 minutes
Physics Test50 minutes
Quantitative Reasoning Test45 minutes
Optional Post Test Survey15 minutes
Total Time5 hours 5 minutes