This is the "Waku Waku Science Book" for Challenge 1st Graders in 2024 and Challenge 2nd Graders in 2025 (o^^o) An art and craft book is also included. Most of them haven't been looked at much, so they are generally in good condition. Some of the supplements have been used, and some have not. Please understand that these items are stored at home and are used. ⭐︎ Shinken Zemi