The Principles of Learning and Teaching tests are required for initial teaching certification in some states; in others the tests are a requisite for beginning teachers during their first months on the job. REA's PLT Test Prep books help prepare the candidate to take the PLT for grades K-6; grades 5-9; and grades 7-12. Each book includes two full-length exams, with every answer accompanied by detailed explanation, as well as comprehensive reviews covering all the essential information found on the exams including teaching effectiveness, classroom environment, student management, enhancing comprehension, and technology in the classroom.