Summary
When a field mouse asks Carl the earthworm why he tunnels through the dirt, Carl doesn't have an answer, so he sets off to find out. Full description
Reviews by Goodreads
Goodreads is the largest social network for readers. Members provide ratings and reviews of books to express their personal opinions and to help others determine if they would enjoy a book. Goodreads respects the right of individuals to express themselves, but does not tolerate abusive behavior.