LIORQUE Visual Timer for Kids, 60 Minute Visual Countdown Timer for Classroom Teaching Cooking, Kids Time Management Tools with Silent Operation & Rainbow Pattern DesignINTERESTING RAINBOW TIMER LIORQUE visual timer is a perfect timer for classroom or as a kitchen timer for cooking. Rainbow pattern design stimulates children's interestand facilitates the completion of assigned tasks EASY TO USE 60 minutes visual timer. Turn it clockwise to set the time, then start timing. When times up, the visual disk disappears and the bell rings. If you want to turn off the ringer, turn it clockwise slightly and back to zero