Finish module.html section (for now)

creating_modules.md

@@ -60,3 +60,15 @@ Your code should now look like this:
     </div>
 </div>
 ```
+
+Finally, we will use an expression called `hello`. This is done with `{{hello}}`. Later, we will use this expression to display text from our PHP. You can learn more at [AngularJS - Scopes](https://docs.angularjs.org/guide/expression).
+
+Our HTML code should now look like this:
+```
+<div class="row">
+    <div ng-controller="ExampleController" class="col-md-12">
+        {{hello}}
+    </div>
+</div>
+
+#### module.js