OSAT Library-Media Specialist (138) Study Guide 2026–2027 | 2 Practice Tests, 200 Questions | Oklahoma School Librarian Exam Prep PDF

A complete study guide for the OSAT Library-Media Specialist (138) exam, the Oklahoma certification test for school librarians and library-media specialists.

What's Inside:

• Content review organized by the official test subareas: The Professional Library-Media Specialist; Learner-Centered Practices, Resources, and Environments; and Library Program Administration
• 14 chapters covering roles and advocacy, ethics and copyright, AASL standards, information literacy and inquiry, inclusive instruction, collaboration, reading promotion, technology, collection development, budgeting, policies, program evaluation, and facilities
• A chapter on the constructed-response assignment with a sample data set and model response outline
• Quick-reference tables: levels of collaboration, co-teaching models, fair use factors, key laws (FERPA, CIPA, COPPA, TEACH Act), MUSTIE weeding criteria, inquiry models, scheduling models
• 2 full-length practice tests with 200 exam-style, scenario-based questions
• Detailed answer explanations for every question
• Exam overview, study schedules, test-taking strategies, and FAQs

Format:

• Digital PDF, instant download
• Printable US Letter pages

This is an independent study resource and is not affiliated with or endorsed by Pearson, CEOE, or the Oklahoma Office of Educational Quality and Accountability.