nvan23
diff --git a/‎data/part-13/1-graphical-user-interfaces.md‎
Lines changed: 2 additions & 2 deletions b/‎data/part-13/1-graphical-user-interfaces.md‎
Lines changed: 2 additions & 2 deletions
@@ -108,7 +108,7 @@ When the launch method is called, the method of the Application class creates a
 
 <!-- Luo tehtäväpohjassa olevaan luokkaan graafinen käyttöliittymä, jonka otsikkona on "Sovellukseni". Sovelluksen tulee käynnistyä kun main-metodi suoritetaan. -->
 
-Create a GUI app with the title "My first application". The App shou start when main method is executed
+Create a GUI app with the title "My first application". The app should start when the main method is executed.
 
 </programming-exercise>
 
@@ -200,4 +200,4 @@ Käyttöliittymän rakenne on siis lyhyesti seuraava. Ikkuna sisältää Scene-o
 UI components are added as "children" to the object responsible for setting them -- FlowPane. This has to do with a JavaFx design decision, whereby each object responsible for UI components may contain other objects responsible for UI components as well as actual UI components. This enables GUIs where the layout of the UI components depends on their location on the user interface. For example, menu items located at the top of a UI are usually placed side by side, while list items are placed one below the other.
 
 
-To briefly summarize, the UI structure is as follows. The window contains a Scene object. The Scene object contains the object responsible for the layout of the user-interface components. The object responsible for the component layout can contain both UI components and objects responsible for UI component layouts. ->
+To briefly summarize, the UI structure is as follows. The window contains a Scene object. The Scene object contains the object responsible for the layout of the user-interface components. The object responsible for the component layout can contain both UI components and objects responsible for UI component layouts.