Here are some starters for picture book stories. The object of this prompt is to write a picture book or two (or three, or four) using the starter as the first line in your book. Note that the first line sets up a premise for the story. Remember to write a beginning, a middle and an end. Extra points for using the starter line as your ending line as well.
1. Benjamin Cat and Peyton Mouse were the best of friends.
2. With a waddle, a wiggle, and a big angry quack, Mama Duck searched for her naughty little ducklings.
3. Brown Dog is missing.
4. Good-bye, good-night, sun down, twilight.