Kids' Book Series: Good Idea or Think Again?

Developing a children's series is both rewarding and taxing for the author, and possibly gratefully welcomed by parents whose children suddenly discover a hero they can relate to and whose actions keep them riveted. Isn't it wonderful when your child begs, nay, commands you to go out and buy the next in a favorite series because they 'absolutely have to know' what is going to happen next. There are many children's series on the market currently and perhaps many adults are reading them as well...