Kumon Pre-School Series, 2-book set. Unused and new, but as it's been stored at home, I've checked for stains and writing, but please understand if you're concerned about minor details. Please purchase as a set. Clock → There's a slight bend in the book. - Publisher: Kumon Publishing - Target age: Preschoolers ♢ I have checked for scratches and stains, but please understand that there may be oversights. ♢ Please check my profile before purchasing. ♯Kumon ♯Kumon ♯5-6 years old ♯Clock ♯Calculation ♯Workbook