This is "Physics Level-Specific Problem Collection 2: Standard Edition" from Toshin Books. It is authored by Junichiro Hashimoto, an instructor at Toshin High School and Toshin Satellite Preparatory School. This problem collection is useful for learning high school physics and contains problems at a standard level. [Product Name] Physics Level-Specific Problem Collection 2: Standard Edition [Author] Junichiro Hashimoto [Publisher] Toshin Books [Product Condition] The cover shows some minor scuffing and corner damage, but the inside is in relatively clean condition with no writing. The problem collection and answer key will be included. Thank you.