Developmental book size 20 * 20 cm, consists of 10 pages. The book is suitable as for the youngest children, as well as for older ones. while the child is small, it will be interesting for him to tear off the velcro, play with constrictions, look at bright applications and funny buttons, touch the different textured materials with pens. And when the child grows up, he will be able to master the tasks contained in the book. With this book you can explore the seasons, geometric shapes, colors of the rainbow, animals. The book has tasks for attention, fine motor skills of hands, thinking, logic, memory.