The Gro Clock is the perfect way to get your child to learn about time and stay in bed until morning. The cleverly designed clock will display a blue background with a star to represent night and a yellow background with a sun to represent day. During the night stars around the clock face will disappear to show the passing of time. Your child will learn to stay in bed until they see the sun leaving you no more early wake up calls. The book included tells the story of a tired, grumpy pig called Percy. It sends out the important message of getting enough sleep during the night, to make the next day happy and full of energy for everyone.