This is the "Most Detailed Elementary School Encyclopedia (for Upper Elementary Grades 4, 5, and 6)". In addition to the main book, the following are included: - Separate volume: Model Answer Collection - Transition Measures Explanation Book - Outer box (case) Published by: Kyoiku Kenkyusha [Regarding Condition] As this has been stored for a long time, the outer box shows signs of age-related deterioration such as sunburn, dirt, and stains. The main book and separate volume also show some signs of use and age, but there are no tears or major damage that would hinder reading. *Please only purchase if you understand that this is a used item and an old book. *Please check the condition in the photos. This is an old edition that is no longer published, so it is recommended for reference, collection, or as a study aid.