My daughter loves this book 3.5 years (as other books by the same author)! Each page is divided into 2 parts (upper: Do you want ...) + (bottom: on / in your ...) which allows the child to memorize very simple and very funny questions and learn answer: "yes, I do!" or "no, I do not!". If the pages are of the same color on the top and bottom, then the question is more logical (eg Do you want a wollen hat on your head ...?) And it allows to answer in the affirmative. Here is a video that shows a little boy (French?) Who plays with several pages: [..] My daughter laugh a lot with the different absurd situations. And even are fun to invent others, as have other children in this video: [...] Very good book. Highly recommend!