In this tutorial, you'll learn a very useful thing- adding sound to your animation.
Whether it be music or other recorded voices/sounds, sound in a cartoon is vital.
To organize a document thematically, you can use scenes. For example, you might use separate scenes for an introduction, a loading message, and credits. Though using scenes has some disadvantages, there are some situations in which few of these disadvantages apply, such as when you create lengthy animations.