“Design a vivid cover with playful illustrations of a contented few in the park or café. Use cheerful colors like pink and yellow, by using a whimsical font for the title and a simple a person for that writer’s name.” It fees about $250–$500 to secure a book cover design. https://bookfrontcovers.art.blog/2025/07/05/how-to-self-publish-a-childrens-book/