diff --git a/app/build.gradle b/app/build.gradle
index e5c2043..31450d4 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -10,7 +10,7 @@ android {
         minSdkVersion 21
         targetSdkVersion 23
         versionCode 1004001
-        versionName "1.4.1-SNAPSHOT"
+        versionName "1.4.1"
 
 //        jackOptions {
 //            enabled true
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index c2cea6e..dc5f1e7 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -58,6 +58,9 @@
         <activity
             android:name=".content.task.SelectLetterActivity"
             android:screenOrientation="fullSensor" />
+        <activity
+            android:name=".content.task.SelectNumberActivity"
+            android:screenOrientation="fullSensor" />
         <activity
             android:name=".content.task.StarActivity"
             android:screenOrientation="fullSensor" />
diff --git a/app/src/main/java/org/literacyapp/content/task/LetterGraphemeActivity.java b/app/src/main/java/org/literacyapp/content/task/LetterGraphemeActivity.java
index b58c14b..870c7dd 100644
--- a/app/src/main/java/org/literacyapp/content/task/LetterGraphemeActivity.java
+++ b/app/src/main/java/org/literacyapp/content/task/LetterGraphemeActivity.java
@@ -16,9 +16,7 @@
 import org.literacyapp.LiteracyApplication;
 import org.literacyapp.R;
 import org.literacyapp.dao.AudioDao;
-import org.literacyapp.dao.JoinVideosWithLettersDao;
 import org.literacyapp.dao.LetterDao;
-import org.literacyapp.dao.VideoDao;
 import org.literacyapp.model.content.Letter;
 import org.literacyapp.model.content.multimedia.Audio;
 import org.literacyapp.util.MediaPlayerHelper;
@@ -35,8 +33,6 @@ public class LetterGraphemeActivity extends AppCompatActivity {
 
     private LetterDao letterDao;
     private AudioDao audioDao;
-    private VideoDao videoDao;
-    private JoinVideosWithLettersDao joinVideosWithLettersDao;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -52,8 +48,6 @@ protected void onCreate(Bundle savedInstanceState) {
         LiteracyApplication literacyApplication = (LiteracyApplication) getApplicationContext();
         letterDao = literacyApplication.getDaoSession().getLetterDao();
         audioDao = literacyApplication.getDaoSession().getAudioDao();
-        videoDao = literacyApplication.getDaoSession().getVideoDao();
-        joinVideosWithLettersDao = literacyApplication.getDaoSession().getJoinVideosWithLettersDao();
     }
 
     @Override
@@ -89,29 +83,6 @@ public void onClick(View view) {
             public void onClick(View view) {
                 Log.i(getClass().getName(), "onClick");
 
-//                // Look up video(s) containing letter
-//                List<Video> videosContainingLetter = new ArrayList<Video>();
-//                List<JoinVideosWithLetters> joinVideosWithLettersList = joinVideosWithLettersDao.queryBuilder()
-//                        .where(JoinVideosWithLettersDao.Properties.LetterId.eq(letter.getId()))
-//                        .list();
-//                Log.d(getClass().getName(), "joinVideosWithLettersList.size(): " + joinVideosWithLettersList.size());
-//                if (!joinVideosWithLettersList.isEmpty()) {
-//                    for (JoinVideosWithLetters joinVideosWithLetters : joinVideosWithLettersList) {
-//                        Video video = videoDao.load(joinVideosWithLetters.getVideoId());
-//                        Log.d(getClass().getName(), "Adding video with id " + video.getId());
-//                        videosContainingLetter.add(video);
-//                    }
-//                }
-//                Log.d(getClass().getName(), "videosContainingLetter.size(): " + videosContainingLetter.size());
-//                if (!videosContainingLetter.isEmpty()) {
-//                    // Redirect to video(s)
-//                    Intent intent = new Intent(getApplicationContext(), VideoActivity.class);
-//                    int randomIndex = (int) (Math.random() * videosContainingLetter.size());
-//                    Video video = videosContainingLetter.get(randomIndex); // TODO: iterate all videos
-//                    intent.putExtra(VideoActivity.EXTRA_KEY_VIDEO_ID, video.getId());
-//                    startActivity(intent);
-//                }
-
                 Intent intent = new Intent(getApplicationContext(), SelectLetterActivity.class);
                 intent.putExtra("letter", letter.getText());
                 startActivity(intent);
diff --git a/app/src/main/java/org/literacyapp/content/task/NumberGraphemeActivity.java b/app/src/main/java/org/literacyapp/content/task/NumberGraphemeActivity.java
index d73f09d..9f195e2 100644
--- a/app/src/main/java/org/literacyapp/content/task/NumberGraphemeActivity.java
+++ b/app/src/main/java/org/literacyapp/content/task/NumberGraphemeActivity.java
@@ -16,20 +16,14 @@
 import org.literacyapp.LiteracyApplication;
 import org.literacyapp.R;
 import org.literacyapp.dao.AudioDao;
-import org.literacyapp.dao.JoinVideosWithNumbersDao;
 import org.literacyapp.dao.NumberDao;
-import org.literacyapp.dao.VideoDao;
 import org.literacyapp.model.content.Number;
 import org.literacyapp.model.content.multimedia.Audio;
-import org.literacyapp.model.content.multimedia.JoinVideosWithNumbers;
-import org.literacyapp.model.content.multimedia.Video;
 import org.literacyapp.util.MediaPlayerHelper;
 import org.literacyapp.util.MultimediaHelper;
 import org.literacyapp.util.TtsHelper;
 
 import java.io.File;
-import java.util.ArrayList;
-import java.util.List;
 
 public class NumberGraphemeActivity extends AppCompatActivity {
 
@@ -39,8 +33,6 @@ public class NumberGraphemeActivity extends AppCompatActivity {
 
     private NumberDao numberDao;
     private AudioDao audioDao;
-    private VideoDao videoDao;
-    private JoinVideosWithNumbersDao joinVideosWithNumbersDao;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -56,8 +48,6 @@ protected void onCreate(Bundle savedInstanceState) {
         LiteracyApplication literacyApplication = (LiteracyApplication) getApplicationContext();
         numberDao = literacyApplication.getDaoSession().getNumberDao();
         audioDao = literacyApplication.getDaoSession().getAudioDao();
-        videoDao = literacyApplication.getDaoSession().getVideoDao();
-        joinVideosWithNumbersDao = literacyApplication.getDaoSession().getJoinVideosWithNumbersDao();
     }
 
     @Override
@@ -93,28 +83,9 @@ public void onClick(View view) {
             public void onClick(View view) {
                 Log.i(getClass().getName(), "onClick");
 
-                // Look up video(s) containing number
-                List<Video> videosContainingNumber = new ArrayList<Video>();
-                List<JoinVideosWithNumbers> joinVideosWithNumbersList = joinVideosWithNumbersDao.queryBuilder()
-                        .where(JoinVideosWithNumbersDao.Properties.NumberId.eq(number.getId()))
-                        .list();
-                Log.d(getClass().getName(), "joinVideosWithNumbersList.size(): " + joinVideosWithNumbersList.size());
-                if (!joinVideosWithNumbersList.isEmpty()) {
-                    for (JoinVideosWithNumbers joinVideosWithNumbers : joinVideosWithNumbersList) {
-                        Video video = videoDao.load(joinVideosWithNumbers.getVideoId());
-                        Log.d(getClass().getName(), "Adding video with id " + video.getId());
-                        videosContainingNumber.add(video);
-                    }
-                }
-                Log.d(getClass().getName(), "videosContainingNumber.size(): " + videosContainingNumber.size());
-                if (!videosContainingNumber.isEmpty()) {
-                    // Redirect to video(s)
-                    Intent intent = new Intent(getApplicationContext(), VideoActivity.class);
-                    int randomIndex = (int) (Math.random() * videosContainingNumber.size());
-                    Video video = videosContainingNumber.get(randomIndex); // TODO: iterate all videos
-                    intent.putExtra(VideoActivity.EXTRA_KEY_VIDEO_ID, video.getId());
-                    startActivity(intent);
-                }
+                Intent intent = new Intent(getApplicationContext(), SelectNumberActivity.class);
+                intent.putExtra("number", number.getValue());
+                startActivity(intent);
 
                 finish();
             }
diff --git a/app/src/main/java/org/literacyapp/content/task/SelectLetterActivity.java b/app/src/main/java/org/literacyapp/content/task/SelectLetterActivity.java
index 23322a7..76dda0d 100644
--- a/app/src/main/java/org/literacyapp/content/task/SelectLetterActivity.java
+++ b/app/src/main/java/org/literacyapp/content/task/SelectLetterActivity.java
@@ -258,6 +258,9 @@ public void onClick(View view) {
                     Video video = videosContainingLetter.get(randomIndex); // TODO: iterate all videos
                     intent.putExtra(VideoActivity.EXTRA_KEY_VIDEO_ID, video.getId());
                     startActivity(intent);
+                } else {
+                    Intent loadingIntent = new Intent(getApplicationContext(), LoadingActivity.class);
+                    startActivity(loadingIntent);
                 }
 
                 finish();
diff --git a/app/src/main/java/org/literacyapp/content/task/SelectNumberActivity.java b/app/src/main/java/org/literacyapp/content/task/SelectNumberActivity.java
new file mode 100644
index 0000000..3c77897
--- /dev/null
+++ b/app/src/main/java/org/literacyapp/content/task/SelectNumberActivity.java
@@ -0,0 +1,310 @@
+package org.literacyapp.content.task;
+
+import android.content.Intent;
+import android.content.res.Resources;
+import android.graphics.Color;
+import android.media.MediaPlayer;
+import android.net.Uri;
+import android.os.Bundle;
+import android.support.v7.app.AppCompatActivity;
+import android.util.Log;
+import android.view.View;
+import android.widget.Button;
+import android.widget.ImageButton;
+
+import com.skyfishjy.library.RippleBackground;
+
+import org.literacyapp.LiteracyApplication;
+import org.literacyapp.R;
+import org.literacyapp.dao.AudioDao;
+import org.literacyapp.dao.JoinVideosWithNumbersDao;
+import org.literacyapp.dao.NumberDao;
+import org.literacyapp.dao.VideoDao;
+import org.literacyapp.logic.CurriculumHelper;
+import org.literacyapp.model.Student;
+import org.literacyapp.model.content.Number;
+import org.literacyapp.model.content.multimedia.Audio;
+import org.literacyapp.model.content.multimedia.JoinVideosWithNumbers;
+import org.literacyapp.model.content.multimedia.Video;
+import org.literacyapp.util.MediaPlayerHelper;
+import org.literacyapp.util.MultimediaHelper;
+import org.literacyapp.util.TtsHelper;
+
+import java.io.File;
+import java.util.ArrayList;
+import java.util.List;
+
+public class SelectNumberActivity extends AppCompatActivity {
+
+    private RippleBackground rippleBackground;
+    private Button listenButton;
+    private Button alt1Button;
+    private Button alt2Button;
+
+    private ImageButton nextButton;
+
+    private NumberDao numberDao;
+    private AudioDao audioDao;
+    private VideoDao videoDao;
+    private JoinVideosWithNumbersDao joinVideosWithNumbersDao;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        Log.i(getClass().getName(), "onCreate");
+        super.onCreate(savedInstanceState);
+
+        setContentView(R.layout.activity_select_number);
+
+        rippleBackground = (RippleBackground) findViewById(R.id.rippleBackground);
+        listenButton = (Button) findViewById(R.id.listenButton);
+        alt1Button = (Button) findViewById(R.id.alt1Button);
+        alt2Button = (Button) findViewById(R.id.alt2Button);
+
+        nextButton = (ImageButton) findViewById(R.id.nextButton);
+
+        LiteracyApplication literacyApplication = (LiteracyApplication) getApplicationContext();
+        numberDao = literacyApplication.getDaoSession().getNumberDao();
+        audioDao = literacyApplication.getDaoSession().getAudioDao();
+        videoDao = literacyApplication.getDaoSession().getVideoDao();
+        joinVideosWithNumbersDao = literacyApplication.getDaoSession().getJoinVideosWithNumbersDao();
+    }
+
+    @Override
+    protected void onStart() {
+        Log.i(getClass().getName(), "onStart");
+        super.onStart();
+
+        int numberExtra = getIntent().getIntExtra("number", -1);
+        Log.i(getClass().getName(), "numberExtra: " + numberExtra);
+
+        final Number number = numberDao.queryBuilder()
+                .where(NumberDao.Properties.Value.eq(numberExtra))
+                .unique();
+        Log.i(getClass().getName(), "number: " + number);
+
+        Student student = null;
+        // TODO: get current student
+        List<Number> availableNumbers = new CurriculumHelper(getApplicationContext()).getAvailableNumbers(student);
+        ArrayList<Integer> availableNumbersArrayList = new ArrayList<>();
+        for (Number availableNumber : availableNumbers) {
+            availableNumbersArrayList.add(availableNumber.getValue());
+        }
+        Log.i(getClass().getName(), "availableNumbersArrayList: " + availableNumbersArrayList);
+        availableNumbersArrayList.remove(number.getValue());
+        Log.i(getClass().getName(), "availableNumbersArrayList (after removing current number): " + availableNumbersArrayList);
+        int randomIndex = (int) (Math.random() * availableNumbersArrayList.size());
+        int wrongNumberAlternative = availableNumbersArrayList.get(randomIndex);
+        Log.i(getClass().getName(), "wrongNumberAlternative: " + wrongNumberAlternative);
+        boolean isAlt1Correct = (Math.random() > .5);
+        if (isAlt1Correct) {
+            alt1Button.setText(String.valueOf(number.getValue()));
+            alt1Button.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    alt1Button.setTextColor(Color.WHITE);
+                    alt1Button.setBackgroundColor(Color.parseColor("#009688"));
+                    alt2Button.setEnabled(false);
+                    MediaPlayerHelper.play(getApplicationContext(), R.raw.alternative_correct);
+                    alt1Button.postDelayed(new Runnable() {
+                        @Override
+                        public void run() {
+                            playNumberSound(number);
+
+                            rippleBackground.startRippleAnimation();
+                            rippleBackground.postDelayed(new Runnable() {
+                                @Override
+                                public void run() {
+                                    rippleBackground.stopRippleAnimation();
+                                    nextButton.setVisibility(View.VISIBLE);
+                                }
+                            }, 600);
+                        }
+                    }, 1500);
+                }
+            });
+
+            alt2Button.setText(String.valueOf(wrongNumberAlternative));
+            alt2Button.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    MediaPlayerHelper.play(getApplicationContext(), R.raw.alternative_incorrect);
+                    alt2Button.postDelayed(new Runnable() {
+                        @Override
+                        public void run() {
+                            playNumberSound(number);
+
+                            rippleBackground.startRippleAnimation();
+                            rippleBackground.postDelayed(new Runnable() {
+                                @Override
+                                public void run() {
+                                    rippleBackground.stopRippleAnimation();
+                                }
+                            }, 600);
+                        }
+                    }, 1000);
+                }
+            });
+        } else {
+            alt2Button.setText(String.valueOf(number.getValue()));
+            alt2Button.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    alt2Button.setTextColor(Color.WHITE);
+                    alt2Button.setBackgroundColor(Color.parseColor("#009688"));
+                    alt1Button.setEnabled(false);
+                    MediaPlayerHelper.play(getApplicationContext(), R.raw.alternative_correct);
+                    alt2Button.postDelayed(new Runnable() {
+                        @Override
+                        public void run() {
+                            playNumberSound(number);
+
+                            rippleBackground.startRippleAnimation();
+                            rippleBackground.postDelayed(new Runnable() {
+                                @Override
+                                public void run() {
+                                    rippleBackground.stopRippleAnimation();
+                                    nextButton.setVisibility(View.VISIBLE);
+                                }
+                            }, 600);
+                        }
+                    }, 1500);
+                }
+            });
+
+            alt1Button.setText(String.valueOf(wrongNumberAlternative));
+            alt1Button.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    MediaPlayerHelper.play(getApplicationContext(), R.raw.alternative_incorrect);
+                    alt1Button.postDelayed(new Runnable() {
+                        @Override
+                        public void run() {
+                            playNumberSound(number);
+
+                            rippleBackground.startRippleAnimation();
+                            rippleBackground.postDelayed(new Runnable() {
+                                @Override
+                                public void run() {
+                                    rippleBackground.stopRippleAnimation();
+                                }
+                            }, 600);
+                        }
+                    }, 1000);
+                }
+            });
+        }
+
+//        MediaPlayerHelper.play(getApplicationContext(), R.raw.activity_instruction_number_identification);
+        MediaPlayer mediaPlayer = MediaPlayer.create(getApplicationContext(), R.raw.activity_instruction_number_identification);
+        mediaPlayer.setOnCompletionListener(new MediaPlayer.OnCompletionListener() {
+            @Override
+            public void onCompletion(MediaPlayer mediaPlayer) {
+                Log.i(getClass().getName(), "mediaPlayer onCompletion");
+                mediaPlayer.release();
+
+                playNumberSound(number);
+
+                rippleBackground.startRippleAnimation();
+                rippleBackground.postDelayed(new Runnable() {
+                    @Override
+                    public void run() {
+                        rippleBackground.stopRippleAnimation();
+                    }
+                }, 600);
+            }
+        });
+        mediaPlayer.start();
+
+        listenButton.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Log.i(getClass().getName(), "listenButton onClick");
+
+                playNumberSound(number);
+
+                rippleBackground.startRippleAnimation();
+                rippleBackground.postDelayed(new Runnable() {
+                    @Override
+                    public void run() {
+                        rippleBackground.stopRippleAnimation();
+                    }
+                }, 600);
+            }
+        });
+
+        nextButton.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Log.i(getClass().getName(), "onClick");
+
+                // Look up video(s) containing number
+                List<Video> videosContainingNumber = new ArrayList<Video>();
+                List<JoinVideosWithNumbers> joinVideosWithNumbersList = joinVideosWithNumbersDao.queryBuilder()
+                        .where(JoinVideosWithNumbersDao.Properties.NumberId.eq(number.getId()))
+                        .list();
+                Log.d(getClass().getName(), "joinVideosWithNumbersList.size(): " + joinVideosWithNumbersList.size());
+                if (!joinVideosWithNumbersList.isEmpty()) {
+                    for (JoinVideosWithNumbers joinVideosWithNumbers : joinVideosWithNumbersList) {
+                        Video video = videoDao.load(joinVideosWithNumbers.getVideoId());
+                        Log.d(getClass().getName(), "Adding video with id " + video.getId());
+                        videosContainingNumber.add(video);
+                    }
+                }
+                Log.d(getClass().getName(), "videosContainingNumber.size(): " + videosContainingNumber.size());
+                if (!videosContainingNumber.isEmpty()) {
+                    // Redirect to video(s)
+                    Intent intent = new Intent(getApplicationContext(), VideoActivity.class);
+                    int randomIndex = (int) (Math.random() * videosContainingNumber.size());
+                    Video video = videosContainingNumber.get(randomIndex); // TODO: iterate all videos
+                    intent.putExtra(VideoActivity.EXTRA_KEY_VIDEO_ID, video.getId());
+                    startActivity(intent);
+                } else {
+                    Intent loadingIntent = new Intent(getApplicationContext(), LoadingActivity.class);
+                    startActivity(loadingIntent);
+                }
+
+                finish();
+            }
+        });
+    }
+
+    private void playNumberSound(Number number) {
+        Log.i(getClass().getName(), "playNumberSound");
+
+        // Look up corresponding Audio
+        Log.d(getClass().getName(), "Looking up \"digit_" + number.getValue() + "\"");
+        final Audio audio = audioDao.queryBuilder()
+                .where(AudioDao.Properties.Transcription.eq("digit_" + number.getValue()))
+                .unique();
+        Log.i(getClass().getName(), "audio: " + audio);
+        if (audio != null) {
+            // Play audio
+            File audioFile = MultimediaHelper.getFile(audio);
+            Uri uri = Uri.parse(audioFile.getAbsolutePath());
+            MediaPlayer mediaPlayer = MediaPlayer.create(getApplicationContext(), uri);
+            mediaPlayer.setOnCompletionListener(new MediaPlayer.OnCompletionListener() {
+                @Override
+                public void onCompletion(MediaPlayer mediaPlayer) {
+                    Log.i(getClass().getName(), "mediaPlayer onCompletion");
+                    mediaPlayer.release();
+                }
+            });
+            mediaPlayer.start();
+        } else {
+            // Audio not found. Fall-back to application resource.
+            String audioFileName = "digit_" + number.getValue();
+            int resourceId = getResources().getIdentifier(audioFileName, "raw", getPackageName());
+            try {
+                if (resourceId != 0) {
+                    MediaPlayerHelper.play(getApplicationContext(), resourceId);
+                } else {
+                    // Fall-back to TTS
+                    TtsHelper.speak(getApplicationContext(), number.getWord().getText());
+                }
+            } catch (Resources.NotFoundException e) {
+                // Fall-back to TTS
+                TtsHelper.speak(getApplicationContext(), number.getWord().getText());
+            }
+        }
+    }
+}
diff --git a/app/src/main/res/layout/activity_select_letter.xml b/app/src/main/res/layout/activity_select_letter.xml
index 045314e..9d97f09 100644
--- a/app/src/main/res/layout/activity_select_letter.xml
+++ b/app/src/main/res/layout/activity_select_letter.xml
@@ -7,7 +7,7 @@
     android:paddingLeft="@dimen/activity_horizontal_margin"
     android:paddingRight="@dimen/activity_horizontal_margin"
     android:paddingTop="@dimen/activity_vertical_margin"
-    tools:context=".content.task.VisemeActivity">
+    tools:context=".content.task.SelectLetterActivity">
 
     <LinearLayout
         android:layout_width="wrap_content"
diff --git a/app/src/main/res/layout/activity_select_number.xml b/app/src/main/res/layout/activity_select_number.xml
new file mode 100644
index 0000000..b405480
--- /dev/null
+++ b/app/src/main/res/layout/activity_select_number.xml
@@ -0,0 +1,75 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingBottom="@dimen/activity_vertical_margin"
+    android:paddingLeft="@dimen/activity_horizontal_margin"
+    android:paddingRight="@dimen/activity_horizontal_margin"
+    android:paddingTop="@dimen/activity_vertical_margin"
+    tools:context=".content.task.SelectNumberActivity">
+
+    <LinearLayout
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_centerInParent="true"
+        android:orientation="vertical">
+
+        <!-- RippleBackground extends RelativeLayout -->
+        <com.skyfishjy.library.RippleBackground
+            xmlns:android="http://schemas.android.com/apk/res/android"
+            xmlns:app="http://schemas.android.com/apk/res-auto"
+            android:id="@+id/rippleBackground"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:gravity="center"
+            app:rb_color="#DDD"
+            app:rb_radius="128dp"
+            app:rb_rippleAmount="1"
+            app:rb_duration="600"
+            app:rb_scale="2">
+
+            <Button
+                android:id="@+id/listenButton"
+                android:layout_width="128dp"
+                android:layout_height="128dp"
+                android:layout_centerInParent="true"
+                android:background="@drawable/button_custom"
+                android:paddingTop="32dp"
+                android:drawableTop="@drawable/ic_hearing_black_64dp"
+                android:drawableTint="#CCFFFFFF" />
+        </com.skyfishjy.library.RippleBackground>
+
+        <LinearLayout
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="@dimen/activity_vertical_margin">
+
+            <Button
+                android:id="@+id/alt1Button"
+                android:layout_width="256dp"
+                android:layout_height="256dp"
+                android:text="1"
+                android:textSize="96sp"
+                android:textAllCaps="false" />
+            <Button
+                android:id="@+id/alt2Button"
+                android:layout_width="256dp"
+                android:layout_height="256dp"
+                android:text="2"
+                android:textSize="96sp"
+                android:textAllCaps="false" />
+        </LinearLayout>
+    </LinearLayout>
+
+    <ImageButton android:id="@+id/nextButton"
+        android:layout_width="96dp"
+        android:layout_height="96dp"
+        android:visibility="gone"
+        android:scaleType="fitXY"
+        android:layout_alignParentBottom="true"
+        android:layout_alignParentRight="true"
+        android:src="@drawable/ic_arrow_forward_black_24dp"
+        style="?android:attr/buttonBarButtonStyle"
+        android:tint="@color/colorAccent" />
+</RelativeLayout>