1.
Concept understanding questions + concept check questions
You can understand concepts and principles through easy examples and pictures, and learn concepts more easily and enjoyably with fill-in-the-blank problems and step-by-step completion problems.
You can review and memorize important concepts through concept check questions.

2.
Basic Type Operation Problem Refinement
You can easily improve your computational skills by further dividing computational problems into types.
You can improve your ability to apply concepts by solving computational problems that apply concepts more precisely.

3.
Unit End-of-Campus Assessment Questions - Basic Questions for School Exam Preparation
Includes end-of-unit assessment questions that allow you to apply concepts to school exam questions.
You can test your math skills with basic problems that prepare you for school exams.