EasyRead Time Teacher Children's red and blue Past & To Wall Clock with simple 3-step teaching system. Silent, no ticking. This Past & To Wall Clock is an ideal first clock to help children learn to tell the time at home. Its clear design and simple 3-step teaching system make it very easy for children to learn to read the time in terms of 'minutes past' and 'minutes to' the hour. Teach your children the 3-step system and they will quickly master this essential life skill, and gain confidence and pride in their achievement! This product is not safe to be handled by children under 4 years because it has an accessible battery. It is a functioning wall clock not a toy. Size: 290 x 290 x 30mm. Single AA battery required (not included).