Before going to sleep, a curious girl asks her dad why the sea is blue, why the trees lose their leaves in the autumn, why, why … Her dad, undaunted, will give her the most charming answers and fantastic, populated by space dinosaurs, singing fish and messenger birds … Finally it is time to sleep and dream of all the fantastic beings of your sweet conversation. This clever album book plays with a child’s curiosity and a dad’s witty responses. The illustration is perfect for fueling this pretend play, and shows that there are different types of valid answers. It will undoubtedly become a classic book to read before bed.