Assignment:
Being a writer, you usually know what you want to write. Nevertheless, refining an idea is always a great option. First, you should search for children's books on google to do your research and make sure that your idea does not already exist. If you are a writer or an expert ghostwriter, you must know that creating something that already exists is waste of time, money, and effort.
Once you have found similar books go through their summary and figure out how your creation will be different from others. However, if you don't want to waste your time and efforts, just consider hiring Phantom Book Writing Services. What kind of ideas do you prefer to see in books? https://phantom-writing.com/