Polish children's book titled "Życie w Mieście" (Life in the City) by Matthew Wolf. It is a picture book with hidden pictures in the windows. The book is designed to help children learn about city life, including names of objects, numbers, and colors. The cover illustration depicts a colorful cityscape with various buildings, vehicles, and characters. The text on the cover also states "Książeczka z obrazkami ukrytymi w okienkach," which translates to "Book with hidden pictures in the windows."