diff --git a/app/src/main/res/layout/activity_coin.xml b/app/src/main/res/layout/activity_coin.xml
new file mode 100644
index 0000000..a2262df
--- /dev/null
+++ b/app/src/main/res/layout/activity_coin.xml
@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <Button
+        android:id="@+id/flipButton"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:onClick="onClickCoinFlip"
+        android:text="@string/btn_flip"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.498"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/coinTextView"
+        app:layout_constraintVertical_bias="0.159" />
+
+    <TextView
+        android:id="@+id/coinTextView"
+        android:layout_width="157dp"
+        android:layout_height="76dp"
+        android:layout_marginBottom="256dp"
+        android:gravity="center"
+        android:text="Heads"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_dice.xml b/app/src/main/res/layout/activity_dice.xml
new file mode 100644
index 0000000..51f7a78
--- /dev/null
+++ b/app/src/main/res/layout/activity_dice.xml
@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <Button
+        android:id="@+id/rollButton"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:onClick="onClickDieRoll"
+        android:text="@string/btn_roll"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.498"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/diceTextView"
+        app:layout_constraintVertical_bias="0.159" />
+
+    <TextView
+        android:id="@+id/diceTextView"
+        android:layout_width="157dp"
+        android:layout_height="76dp"
+        android:layout_marginBottom="256dp"
+        android:gravity="center"
+        android:text="1"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
new file mode 100644
index 0000000..ba644b7
--- /dev/null
+++ b/app/src/main/res/layout/activity_main.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    tools:context=".MainActivity">
+
+    <Button
+        android:id="@+id/coinButton"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginLeft="16dp"
+        android:layout_marginTop="64dp"
+        android:layout_marginRight="16dp"
+        android:onClick="onClickCoin"
+        android:text="@string/btn_coin" />
+
+    <Button
+        android:id="@+id/diceButton"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginLeft="16dp"
+        android:layout_marginTop="32dp"
+        android:layout_marginRight="16dp"
+        android:onClick="onClickDie"
+        android:text="@string/btn_die" />
+</LinearLayout>
\ No newline at end of file