“I have an idea for a children’s book. Who should I pitch it to?” I see this question often on writing forums and it takes willpower to refrain from posting, “Whoa, back it up, Nelly.” Writing for children is hard, hard work. I do not advise attempting it without a thorough understanding of children’s literature. The best place to start is the Society of Children’s Writers and Illustrators . Children’s literature has multiple categories based on age. There are board books, early picture books, standard picture books, easy readers, transition books, chapter books, etc. Picture books in particular have specific page and layout restrictions. There are language expectations based on target audience. You can find a list of categories at Write For Kids . At the very least, you should peruse  Writing Children's Books for Dummies  and the current version of the  Children's Writers and Illustrators Market book . Go into a bookstore and head to the children’s section. T...