Mister Thumb is Camilla's best friend. He is always near her when she is very sad, angry or sleepy. But Mister Thumb is very tired of being sucked and he would like, very much, to go on holiday. Will he be able to? Yes, thanks to the help of all the other fingers of her hand. This book helps children in the difficult effort to give up sucking their thumb. To put one finger, the thumb, in the mouth, is very common among children, and it is often very...