KUMON English Materials Used condition. There are pencil markings. The red corrections are made with Frixion pens, so they can be erased. (Some may not be Frixion pens) Although it's full of signs of use by a child, you can still use it for learning with an e-pencil, so I think you can utilize it. 《With answer copies》 - Material Name: J (Jee) Materials 1, 2 - Contents: English learning materials - 400 sheets Thank you for viewing.