An orange exercise book is a type of notebook or writing pad that is typically used for writing, drawing, or other forms of note-taking. Exercise books are often used in schools and educational settings, but they can also be used in a variety of other contexts, such as for personal or professional use. The color orange may be chosen for an exercise book for aesthetic or organizational purposes. Some people may find that using an orange exercise book helps them to better remember or distinguish their notes or assignments, for example.