Educational material that allows you to learn the basics of arithmetic in a fun way through manga. This is a two-book set on the "Tsurukame-zan" (Crane and Turtle Problem). - Title: Tsurukame-zan for Junior High School Entrance Exams - Publisher: Gakken - Target Grade Level: Elementary Grades 3-6 - Content: Learn the basics of arithmetic through manga - Features: Develops problem-solving skills