Ella's Eye Trouble (Hardcover) (ISBN-13: 9798893092356)

Twins are commonly known for sharing appearances, but they don't always share the same traits. In this story, twins Emma and Ella discover that even though they look exactly alike, Emma discovers a major difference. They each see the world differently. Emma starts to notice that Ella doesn't see colors in the same way that she does. After a visit to the eye doctor and having eye exams, they discover that Ella is colorblind. Eventually Ella gets special glasses to help her as she then begins to see the world in a whole new light.