Improve wording

wojtekmaj · wojtekmaj · commit e25d4ee6fadc · 2020-07-23T12:55:59.000+02:00
diff --git a/README.md b/README.md
@@ -13,7 +13,7 @@ An analog clock for your React app.
 
 ## Demo
 
-Minimal demo page is included in sample directory.
+A minimal demo page can be found in `sample` directory.
 
 [Online demo](http://projects.wojtekmaj.pl/react-clock/) is also available!
 
