Are you looking for information on the Otis-Lennon School Ability Test (OLSAT®)? You’ve come to the right place. This article covers everything you need to know about the Otis-Lennon School Ability Test, including the test’s uses, history, format, and content. We also provide tips on how to interpret OLSAT test scores and compare the OLSAT® with other ability, aptitude and IQ tests. Lastly we have a section providing test prep tips for students preparing for the OLSAT®.