Yes, immediate purchase is fine. This is a set of science materials for 5th graders, including answers, explanations, and answer sheets. - Title: 5th Grade Science - Volumes: Part 1-3 - Numbers: No. 1 to No. 42 - Answer Sheets: Hama Note Answer Sheets 1-14, 22-42. Numbers 15-21 are not included. - Target Grade: 5th Grade *Please Note* There are some writings, folds, and tears in the textbook. There are also some writings on the answer sheets. The names have been cut out. Please check the photos for details. Please consider purchasing if you understand the above. Even if you are in the middle of a conversation in the comments section, the person who purchases the item will be given priority. Thank you for your understanding.