215x260 32 страниц. 2015 год. Ladybird Books Ltd It's time to try this innovative, child-tested bedtime story using a technique developed by Carljohan Forssen Ehrlin, a life coach with a background in psychology. It's as easy as reading a simple story with special language that helps children relax and fall asleep. The story works perfectly for either naptime or bedtime. When Roger can't fall asleep, Mummy Rabbit takes him to see Uncle Yawn, who knows just what to do.