A fun way for children to master the art of telling the time, allowing them to complete the activities over and over again using the special wipe-clean pen. With the help of a hoard of friendly monsters, the basics of telling the time are explained clearly and simply, with fun activities to consolidate learning, including helping to schedule a ‘Monster day’and delivering the monster mail on time. Introduces telling the hour, half hour and quarter hour on both digital and analog clocks. WARNING! Not suitable for children under 36 months because of small parts. Choking Hazard. Ink from pen may not be washable.