REA's TExES Special Education Specialist EC-12 (186) Book + Online Prep gets you certified and in the classroom! Special education teachers at the pre-K, elementary, and secondary levels must pass the Special Education Specialist EC-12 (186) exam to be certified to teach in Texas public schools. The REA study guide was developed from the ground up to reflect Texas's new special education exam, which launched in 2025 and replaced the TExES 161 and 163 exams. This all-in-one Book + Online prep pack gives you: Targeted subject reviews for the Special Education Specialist EC-12 (186) exam Proven study tips and strategies from faculty on the front line of Texas teacher preparation More than 200 practice items that span all domains and competencies Online diagnostics that pinpoint what you need to study Richly detailed explanations to augment the 2 full-length practice tests The book covers the five domains you'll be assessed on: Legal and Ethical Guidelines and Knowledge of Learners Assessment and Program Planning Curricular Knowledge and Instructional Practices Professional Collaboration, Learning, and Responsibilities Analysis and Response Given legislation signed into law in 2025, now more than ever you need a study guide that will help you earn your Texas Special Education Specialist EC-12 Certificate. Get on your way with REA!.