This is only the answer key for "Gakushu Seiri Rika 2" (Science Study Guide 2). There is no problem set. - Title: Gakushu Seiri Rika Answer Key and Explanation 2 - Publisher: Gakugeisha - Condition: Slight damage to the cover. Everything in the first photo is included. There is a name written on it. It will be provided with the name blacked out with a marker or correction tape. Shipping will be via Yu-Packet Post. Please understand that this is a used item that a child has used before making a purchase.