You are what you read
In choosing a story, simply follow the advice of C.S. Lewis, author of The Chronicles of Narnia, who said, "No book is really worth reading at the age of 10 which is not equally worth reading at the age of 50." In addition to the titles mentioned in the article, here are some suggestions for reading with kids.
Horton Hatches the Egg by Dr. Seuss (Random House, 1940): An elephant cares for an abandoned egg.