Young Bubu is a schoolboy fascinated by the bus he and his mother ride that stops once a day in their hometown. The book includes a series of math questions. This first steps reader book has full audio narration. Users turn the pages and have the option of replaying text by tapping on it. PUBBLY online books look like real books — pictures and text are on the page together to help the young reader make a connection between the images and the printed word. This enhanced reading experience for young readers helps books come to life!