Yes, immediate purchase is fine. This is a set of 5th-grade math theme materials, including answers, explanations, and answer sheets. - Title: 5th Grade Math Theme Materials (Answers and explanations are located in the latter half of this textbook.) - Volumes: Part 1-3 - Numbers: No. 1 - No. 43 - Answer Sheets: Hama Note Answer Sheets - Target Grade: 5th Grade There are a few places with writing, folds, and tears. The answers for Part 1 have been removed from the book. Please check the photos. Please consider purchasing if you understand the above. Even if you are in the middle of a comment exchange, the person who purchases the item first will be given priority. Thank you for your understanding.