diff --git a/app/src/main/res/layout-land/activity_main_menu.xml b/app/src/main/res/layout-land/activity_main_menu.xml
index 804b73a..2a8b1c1 100644
--- a/app/src/main/res/layout-land/activity_main_menu.xml
+++ b/app/src/main/res/layout-land/activity_main_menu.xml
@@ -9,9 +9,6 @@
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
 <androidx.coordinatorlayout.widget.CoordinatorLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
     android:fitsSystemWindows="true"
     tools:context="tu_darmstadt.sudoku.ui.MainActivity"
     android:layout_height="match_parent"
@@ -81,8 +78,7 @@
                     android:onClick="onClick"/>
             </RelativeLayout>
 
-            <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-                xmlns:tools="http://schemas.android.com/tools"
+            <LinearLayout
                 android:layout_width="0dp"
                 android:layout_height="match_parent"
                 android:layout_below="@+id/scroller"
@@ -106,10 +102,21 @@
                     android:text="@string/difficulty_easy"
                     android:textSize="@dimen/main_text_difficulty"/>
 
-                <RatingBar
+                <LinearLayout
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:gravity="center_vertical"
+                    android:orientation="horizontal">
+
+                    <CheckBox
+                        android:id="@+id/circleButton"
+                        android:layout_width="35dp"
+                        android:layout_height="35dp"
+                        android:button="@drawable/create_game_src" />
+
+                    <RatingBar
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
-                    android:layout_marginTop="@dimen/activity_vertical_margin"
                     android:id="@+id/difficultyBar"
                     android:layout_gravity="center_horizontal"
                     android:clickable="true"
@@ -118,6 +125,8 @@
                     android:stepSize="1"
                     style="@style/RatingBar"/>
 
+                </LinearLayout>
+
                 <Button
                     android:textColor="?attr/lightestFontColor"
                     android:layout_width="match_parent"
diff --git a/app/src/main/res/layout-small/activity_main_menu.xml b/app/src/main/res/layout-small/activity_main_menu.xml
index aa87549..f91322a 100644
--- a/app/src/main/res/layout-small/activity_main_menu.xml
+++ b/app/src/main/res/layout-small/activity_main_menu.xml
@@ -104,6 +104,18 @@
                 android:text="@string/difficulty_easy"
                 android:textSize="@dimen/main_text_difficulty"/>
 
+            <LinearLayout
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:gravity="center_vertical"
+                android:orientation="horizontal">
+
+                <CheckBox
+                    android:id="@+id/circleButton"
+                    android:layout_width="35dp"
+                    android:layout_height="35dp"
+                    android:button="@drawable/create_game_src" />
+
             <RatingBar
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
@@ -116,6 +128,7 @@
                 android:scaleX="0.75"
                 android:scaleY="0.75"
                 style="@style/RatingBar"/>
+            </LinearLayout>
 
             <Button
                 android:textColor="?attr/lightestFontColor"
diff --git a/app/src/main/res/layout-xlarge/activity_main_menu.xml b/app/src/main/res/layout-xlarge/activity_main_menu.xml
index 326b1d8..b4e19ba 100644
--- a/app/src/main/res/layout-xlarge/activity_main_menu.xml
+++ b/app/src/main/res/layout-xlarge/activity_main_menu.xml
@@ -107,6 +107,19 @@
                 android:text="@string/difficulty_easy"
                 android:textSize="@dimen/main_text_difficulty"/>
 
+            <LinearLayout
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:gravity="center_vertical"
+                android:orientation="horizontal">
+
+                <CheckBox
+                    android:id="@+id/circleButton"
+                    android:layout_width="35dp"
+                    android:layout_height="35dp"
+                    android:layout_gravity="center_horizontal"
+                    android:button="@drawable/create_game_src" />
+
             <RatingBar
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
@@ -121,6 +134,7 @@
                 android:paddingTop="70dp"
                 style="@style/RatingBar"/>
 
+            </LinearLayout>
             <Button
                 android:textColor="?attr/lightestFontColor"
                 android:layout_width="match_parent"