All questions from the latest 5-year (2020-2024) CSAT, mock exams, and high school senior scholastic ability test
Excellent technical questions from the College Scholastic Ability Test (CSAT) administered from 1993 to 2019, the Korea Evaluation Institute for Curriculum and Evaluation, and the Office of Education
Excellent questions from previous police and military academy exams → 1,167 questions in total

Systematic problem placement by corner, allowing for step-by-step learning
① Basic concept problems ② Type mastery problems ③ Highest difficulty problems
④ Police University and Military Academy Past Exam Questions ⑤ Mini-Mock Exams
→ 3 large units, 9 medium units, 93 types, 5 mini mock exams

Free video lectures explaining all types of concepts and solving all questions

A friendly and detailed explanation section that is thicker than the problem section
① Detailed commentary to fill in any missing parts
② The problems are also included in the commentary section for easy reference.
③ A variety of pictures and different solutions that broaden the scope of problem-solving
④ Concept explanations and reference corners located throughout for convenient review
⑤ Includes a section on Suneung points that deepens understanding of various approaches and problems.