How To Write A Good Childrens Book. The first thing you need to write a story is an idea. 1) using vocabulary, sentence structure, grammar, or emotional responses which are more suited to adult life.
Here’s a guide to different types of children’s books and what to consider before writing. Here are some pointers to help you write your first children’s fantasy book. If your book is for younger readers, you’ll want to include a lot of artwork that complements your writing.