Well, one option is to ask other parents. They might have some great suggestions based on what their own kids like. Social media groups dedicated to parenting or children's literature can also be a good source. You can post a question there asking for kid normal audible stories. Additionally, some educational websites for kids may also feature or recommend audiobooks.
You can start by checking out your local library. They usually have a wide selection of children's audiobooks. You can also ask librarians for recommendations. Another way is to search on popular audiobook platforms like Audible or Libby. They have categories specifically for kids' stories, which can help you find a variety of normal audible stories for kids.