example Step 3

Signed-off-by: Jeff Carr <jcarr@wit.com>

lib/main.dart

@@ -13,17 +13,31 @@ class MyApp extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    final wordPair = WordPair.random();
     return MaterialApp(
       title: 'Welcome to Flutter',
       home: Scaffold(
         appBar: AppBar(
           title: const Text('Welcome to Flutter'),
         ),
-        body: Center(
-          child: Text(wordPair.asPascalCase),
+        body: const Center(
+          child: RandomWords(),
         ),
       ),
     );
   }
-}
+}
+
+class RandomWords extends StatefulWidget {
+  const RandomWords({Key? key}) : super(key: key);
+
+  @override
+  State<RandomWords> createState() => _RandomWordsState();
+}
+
+class _RandomWordsState extends State<RandomWords> {
+  @override
+  Widget build(BuildContext context) {
+    final wordPair = WordPair.random();
+    return Text(wordPair.asPascalCase);
+  }
+}