Challenge Elementary Course 5th Grade Dokodemo Master English, Kanji, Calculation Benesse Set ~Study~ Classroom English English Songs Kanji & Calculation ○✕ Fun Activities 1-Day Challenge ~My Room~ Challenge Melody Adventure Record Games Ham Collection You can enjoy learning while studying, like playing a game. My child used this from 4th to 6th grade. One sticker is attached to the surface of the main unit, but there are no issues with use. There are no scratches on the screen. Operation has been confirmed. Please understand that this item has been used by a child. Batteries: ① 1 x AA battery ② 2 x AA batteries