Young children remember only the brightest moments. Colouring books have always been a good game for children. Children see black-and-white pictures and start to think about how to paint them. So they develop visual perception, train their memory. Colouring books for the most little kids have big images, because at early stages of development children learn to distinguish colors and remember different shapes. Preschoolers will like colouring books with cartoon and comic books characters. It`s nice if parents take part in this game. Painting the pictures they can talk about the heroes, the colors, arrange mini-contests for the kids. If backed up with talking, these activities will bear fruit. Children will feel needed. The duty of parents is to ensure proper development for their children, and educational games, for example, colouring will be very useful.