【Learning Effectiveness】 This educational material comprehensively covers the academic content required for junior high school students, providing practical learning experiences. In particular, the English component is designed to allow students to learn the four skills (reading, writing, listening, and speaking) in a balanced manner. 【Target Audience】 This content is aimed at junior high school students and caters to a wide range of abilities, from basic to advanced. It is structured to be suitable for self-study. 【Set Contents】 The set includes four books: English, Mathematics, Social Studies, and Science, making it ideal for deepening understanding in each subject. - Title: Understanding Junior High School English, Mathematics, Social Studies, Science - Set Contents: Set of 4 books: English, Mathematics, Social Studies, Science - Features: Learn "practical English" with the four skills. - Target Audience: For junior high school students - Publisher: Gakken - ISBN: 978-4-05-304614-2, 978-4-05-304615-9, 978-4-05-304616-6, 978-4-05-304617-3 The covers have some scratches and folds, but the inside is clean.