Kumon / Kodomo Challenge 1st Grade Preparation BOOK 5-Book Set Perfect for parents wondering, "What should my child do before starting school?" All of these are practical and helpful, so they are a must-see for families just starting their preparations! - No writing inside - Relatively clean condition *Please note that as these are used books, minor scuffs are to be expected. Recommended for those who are not bothered by minor details.