Kodomo Challenge ☆ Clock Master Quick Timer This is a clock learning material for children in their fourth year of school. It is designed to teach time in a quiz format. It also has a timer function up to 5 minutes. Operation has been confirmed. The batteries are included, but the remaining life is unknown. m(_ _)m How about it for preparing for kindergarten or elementary school? There are no instructions or box, but you can search for "Benesse, Clock Master, Instructions" to view them online. There are some minor scratches and scuffs from use, but I think there is no noticeable dirt ◎ Please understand that this is a used item that a child has used before purchasing.