A reference book for preparing for junior high school entrance exams, specializing in special calculations. - Title: Junior High School Entrance Exam Miracle Arithmetic Special Calculations - Contents: Explanations of problems such as array problems, tree problems, and traveler problems. - Table of Contents: Chapters on specific problems, including detailed problem explanations. - Publisher: Gakken Plus - Number of pages: Includes a special 25-page supplement. There are some lines of writing, but it can be used without any problems. Please refrain from purchasing if you are concerned. Thank you for viewing.