<ul>
<li>I now want you to think about layers in graphics software like Acorn: I will explain the principles behind layers in graphics, so you can improve your understanding.</li>
<li>Let's discuss why you think layers are useful?</li>
<li>Do you know which file formats maintain layers?</li>
<li>Did you know that in Acorn you can change the name of your layers to help keep your work organised? It can get really confusing when you have dozens of layers.</li>
</ul>