Picture book set for 1st and 2nd graders with a science theme. - Age: 1st grade - Content: Science stories - Age: 2nd grade - Content: Science stories - Publisher: Gakken Price: 800 yen each Thank you for looking. These are books my child read when they were small. There are some folds on the back cover, but the inside is relatively clean, I think. These are used items that my child has read, so please understand.