Selznick, B. (2007). The invention of Hugo Cabret NY: Scholastic.
Hugo lives in a train station alone, winding and tending to the clocks. He steals toys and uses them to build an automaton that has a secret message. Hugo is convinced that the message will be from his dead father, but it is so much more and takes the reader on a beautiful and exciting adventure that leads to Hugo finding a family.
A book trailer can be found here: