Editor's note: Little Free Libraries have popped up in thousands of neighborhoods across the nations of the United States and Canada in recent years. People build small wooden box kiosks in front of their homes, which they, and their communities, keep filled with books. Anyone is welcome to take a book or leave a book. Then the person can keep the book, give it to someone else, or return it to the library. While not everyone who creates a library in his or her yard registers it, currently 150,000 Little Free Libraries are registered in 110 countries. Recently, Publisher's Weekly magazine featu...