diff --git a/.idea/modules.xml b/.idea/modules.xml
index b5de344f40ad3c770f4a603c6a0b758f157a80ec..ab718cfef0d2f471c27d32ceab7fe8c628f0d2d7 100644
--- a/.idea/modules.xml
+++ b/.idea/modules.xml
@@ -2,8 +2,9 @@
 <project version="4">
   <component name="ProjectModuleManager">
     <modules>
+      <module fileurl="file://$PROJECT_DIR$/android.iml" filepath="$PROJECT_DIR$/android.iml" />
       <module fileurl="file://$PROJECT_DIR$/app/app.iml" filepath="$PROJECT_DIR$/app/app.iml" />
-      <module fileurl="file://$PROJECT_DIR$/fitness.iml" filepath="$PROJECT_DIR$/fitness.iml" />
+      <module fileurl="file://D:\tugas\sem6\pbd\tubes\android\fitness.iml" filepath="D:\tugas\sem6\pbd\tubes\android\fitness.iml" />
     </modules>
   </component>
 </project>
\ No newline at end of file
diff --git a/app/build.gradle b/app/build.gradle
index 95fce09484b490f11676737b2a39c9bba242eec0..a86e27e60a98c4c55022980556826e76a6b9ff6b 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -22,6 +22,7 @@ dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     implementation 'com.android.support:appcompat-v7:26.1.0'
     implementation 'com.android.support.constraint:constraint-layout:1.0.2'
+    implementation 'com.android.support:support-v4:26.1.0'
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'com.android.support.test:runner:1.0.1'
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 52f5a0b8aa3b34ce72f1d839197db22113d27092..d7e8703990ab8307d0c15a3741d8d1561a25dfad 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.example.leo.fitnessdiy">
-    <uses-permission android:name="android.permission.INTERNET"/>
+
+    <uses-permission android:name="android.permission.INTERNET" />
 
     <application
         android:allowBackup="true"
@@ -20,7 +21,10 @@
         <activity android:name=".LoginActivity" />
         <activity android:name=".RegistrationActivity" />
         <activity android:name=".HIstoryActivity" />
-        <activity android:name=".HomeActivity"></activity>
+        <activity android:name=".HomeActivity" />
+        <activity android:name=".PlankActivity" />
+        <activity android:name=".LevelActivity" />
+        <activity android:name=".ExerciseActivity"></activity>
     </application>
 
 </manifest>
\ No newline at end of file
diff --git a/app/src/main/java/com/example/leo/fitnessdiy/ExerciseActivity.java b/app/src/main/java/com/example/leo/fitnessdiy/ExerciseActivity.java
new file mode 100644
index 0000000000000000000000000000000000000000..9dc8570903d0dd352cec7ff1704a479547dfa815
--- /dev/null
+++ b/app/src/main/java/com/example/leo/fitnessdiy/ExerciseActivity.java
@@ -0,0 +1,13 @@
+package com.example.leo.fitnessdiy;
+
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+
+public class ExerciseActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_exercise);
+    }
+}
diff --git a/app/src/main/java/com/example/leo/fitnessdiy/ExerciseFragment.java b/app/src/main/java/com/example/leo/fitnessdiy/ExerciseFragment.java
new file mode 100644
index 0000000000000000000000000000000000000000..41f289e5f3fc6a8d51a006d08df760d32338c62c
--- /dev/null
+++ b/app/src/main/java/com/example/leo/fitnessdiy/ExerciseFragment.java
@@ -0,0 +1,108 @@
+package com.example.leo.fitnessdiy;
+
+import android.content.Context;
+import android.net.Uri;
+import android.os.Bundle;
+import android.support.v4.app.Fragment;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Activities that contain this fragment must implement the
+ * {@link ExerciseFragment.OnFragmentInteractionListener} interface
+ * to handle interaction events.
+ * Use the {@link ExerciseFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+public class ExerciseFragment extends Fragment {
+    // TODO: Rename parameter arguments, choose names that match
+    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
+    private static final String ARG_PARAM1 = "param1";
+    private static final String ARG_PARAM2 = "param2";
+
+    // TODO: Rename and change types of parameters
+    private String mParam1;
+    private String mParam2;
+
+    private OnFragmentInteractionListener mListener;
+
+    public ExerciseFragment() {
+        // Required empty public constructor
+    }
+
+    /**
+     * Use this factory method to create a new instance of
+     * this fragment using the provided parameters.
+     *
+     * @param param1 Parameter 1.
+     * @param param2 Parameter 2.
+     * @return A new instance of fragment ExerciseFragment.
+     */
+    // TODO: Rename and change types and number of parameters
+    public static ExerciseFragment newInstance(String param1, String param2) {
+        ExerciseFragment fragment = new ExerciseFragment();
+        Bundle args = new Bundle();
+        args.putString(ARG_PARAM1, param1);
+        args.putString(ARG_PARAM2, param2);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        if (getArguments() != null) {
+            mParam1 = getArguments().getString(ARG_PARAM1);
+            mParam2 = getArguments().getString(ARG_PARAM2);
+        }
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        return inflater.inflate(R.layout.fragment_exercise, container, false);
+    }
+
+    // TODO: Rename method, update argument and hook method into UI event
+    public void onButtonPressed(Uri uri) {
+        if (mListener != null) {
+            mListener.onFragmentInteraction(uri);
+        }
+    }
+
+    @Override
+    public void onAttach(Context context) {
+        super.onAttach(context);
+        if (context instanceof OnFragmentInteractionListener) {
+            mListener = (OnFragmentInteractionListener) context;
+        } else {
+            throw new RuntimeException(context.toString()
+                    + " must implement OnFragmentInteractionListener");
+        }
+    }
+
+    @Override
+    public void onDetach() {
+        super.onDetach();
+        mListener = null;
+    }
+
+    /**
+     * This interface must be implemented by activities that contain this
+     * fragment to allow an interaction in this fragment to be communicated
+     * to the activity and potentially other fragments contained in that
+     * activity.
+     * <p>
+     * See the Android Training lesson <a href=
+     * "http://developer.android.com/training/basics/fragments/communicating.html"
+     * >Communicating with Other Fragments</a> for more information.
+     */
+    public interface OnFragmentInteractionListener {
+        // TODO: Update argument type and name
+        void onFragmentInteraction(Uri uri);
+    }
+}
diff --git a/app/src/main/java/com/example/leo/fitnessdiy/HistoryFragment.java b/app/src/main/java/com/example/leo/fitnessdiy/HistoryFragment.java
new file mode 100644
index 0000000000000000000000000000000000000000..0a72bb647b501191105b2354e94507f5ceccfae0
--- /dev/null
+++ b/app/src/main/java/com/example/leo/fitnessdiy/HistoryFragment.java
@@ -0,0 +1,108 @@
+package com.example.leo.fitnessdiy;
+
+import android.content.Context;
+import android.net.Uri;
+import android.os.Bundle;
+import android.support.v4.app.Fragment;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Activities that contain this fragment must implement the
+ * {@link HistoryFragment.OnFragmentInteractionListener} interface
+ * to handle interaction events.
+ * Use the {@link HistoryFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+public class HistoryFragment extends Fragment {
+    // TODO: Rename parameter arguments, choose names that match
+    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
+    private static final String ARG_PARAM1 = "param1";
+    private static final String ARG_PARAM2 = "param2";
+
+    // TODO: Rename and change types of parameters
+    private String mParam1;
+    private String mParam2;
+
+    private OnFragmentInteractionListener mListener;
+
+    public HistoryFragment() {
+        // Required empty public constructor
+    }
+
+    /**
+     * Use this factory method to create a new instance of
+     * this fragment using the provided parameters.
+     *
+     * @param param1 Parameter 1.
+     * @param param2 Parameter 2.
+     * @return A new instance of fragment HistoryFragment.
+     */
+    // TODO: Rename and change types and number of parameters
+    public static HistoryFragment newInstance(String param1, String param2) {
+        HistoryFragment fragment = new HistoryFragment();
+        Bundle args = new Bundle();
+        args.putString(ARG_PARAM1, param1);
+        args.putString(ARG_PARAM2, param2);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        if (getArguments() != null) {
+            mParam1 = getArguments().getString(ARG_PARAM1);
+            mParam2 = getArguments().getString(ARG_PARAM2);
+        }
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        return inflater.inflate(R.layout.fragment_history, container, false);
+    }
+
+    // TODO: Rename method, update argument and hook method into UI event
+    public void onButtonPressed(Uri uri) {
+        if (mListener != null) {
+            mListener.onFragmentInteraction(uri);
+        }
+    }
+
+    @Override
+    public void onAttach(Context context) {
+        super.onAttach(context);
+        if (context instanceof OnFragmentInteractionListener) {
+            mListener = (OnFragmentInteractionListener) context;
+        } else {
+            throw new RuntimeException(context.toString()
+                    + " must implement OnFragmentInteractionListener");
+        }
+    }
+
+    @Override
+    public void onDetach() {
+        super.onDetach();
+        mListener = null;
+    }
+
+    /**
+     * This interface must be implemented by activities that contain this
+     * fragment to allow an interaction in this fragment to be communicated
+     * to the activity and potentially other fragments contained in that
+     * activity.
+     * <p>
+     * See the Android Training lesson <a href=
+     * "http://developer.android.com/training/basics/fragments/communicating.html"
+     * >Communicating with Other Fragments</a> for more information.
+     */
+    public interface OnFragmentInteractionListener {
+        // TODO: Update argument type and name
+        void onFragmentInteraction(Uri uri);
+    }
+}
diff --git a/app/src/main/java/com/example/leo/fitnessdiy/HomeActivity.java b/app/src/main/java/com/example/leo/fitnessdiy/HomeActivity.java
index cc26c29b106e96efb618a95a15bfb428efab6883..11bedcf53226f31e3f73e2321a2c8f512e650919 100644
--- a/app/src/main/java/com/example/leo/fitnessdiy/HomeActivity.java
+++ b/app/src/main/java/com/example/leo/fitnessdiy/HomeActivity.java
@@ -1,11 +1,23 @@
 package com.example.leo.fitnessdiy;
 
 import android.content.Intent;
+import android.net.Uri;
 import android.support.v7.app.AppCompatActivity;
 import android.os.Bundle;
 import android.view.View;
+import android.support.v4.app.Fragment;
+import android.support.v4.app.FragmentManager;
+import android.support.v4.app.FragmentTransaction;
+
+public class HomeActivity extends AppCompatActivity
+        implements ExerciseFragment.OnFragmentInteractionListener,
+                   HistoryFragment.OnFragmentInteractionListener{
+
+    @Override
+    public void onFragmentInteraction(Uri uri) {
+
+    }
 
-public class HomeActivity extends AppCompatActivity {
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -17,4 +29,29 @@ public class HomeActivity extends AppCompatActivity {
         Intent i = new Intent(getApplicationContext(), HIstoryActivity.class);
         startActivity(i);
     }
+
+    public void startExcercise(View view) {
+        Intent i = new Intent(getApplicationContext(), ExerciseActivity.class);
+        startActivity(i);
+    }
+
+    public void changeFragment(View view){
+        Fragment fragment;
+
+        if(view == findViewById(R.id.history_button)){
+            fragment = new HistoryFragment();
+            FragmentManager fm = getSupportFragmentManager();
+            FragmentTransaction ft = fm.beginTransaction();
+            ft.replace(R.id.home_fragment, fragment);
+            ft.commit();
+        }
+        if(view == findViewById(R.id.exercise_button)){
+            fragment = new ExerciseFragment();
+            FragmentManager fm = getSupportFragmentManager();
+            FragmentTransaction ft = fm.beginTransaction();
+            ft.replace(R.id.home_fragment, fragment);
+            ft.commit();
+        }
+    }
+
 }
diff --git a/app/src/main/java/com/example/leo/fitnessdiy/LevelActivity.java b/app/src/main/java/com/example/leo/fitnessdiy/LevelActivity.java
new file mode 100644
index 0000000000000000000000000000000000000000..9de3ed63dc72ce67eca495ce01689fe6c6e691fe
--- /dev/null
+++ b/app/src/main/java/com/example/leo/fitnessdiy/LevelActivity.java
@@ -0,0 +1,37 @@
+package com.example.leo.fitnessdiy;
+
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.RadioButton;
+
+public class LevelActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_level);
+    }
+
+    public void selectLevel(View view) {
+        boolean checked = ((RadioButton) view).isChecked();
+
+        switch (view.getId()){
+            case R.id.level_begineer:
+                if(checked){
+
+                }
+                break;
+            case R.id.level_intermediate:
+                if(checked){
+
+                }
+                break;
+            case R.id.level_advanced:
+                if(checked){
+
+                }
+                break;
+        }
+    }
+}
diff --git a/app/src/main/java/com/example/leo/fitnessdiy/PlankActivity.java b/app/src/main/java/com/example/leo/fitnessdiy/PlankActivity.java
new file mode 100644
index 0000000000000000000000000000000000000000..d7fc235b742bdbbf7258277e26b080af8ed783fb
--- /dev/null
+++ b/app/src/main/java/com/example/leo/fitnessdiy/PlankActivity.java
@@ -0,0 +1,32 @@
+package com.example.leo.fitnessdiy;
+
+import android.os.CountDownTimer;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.TextView;
+
+public class PlankActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_plank);
+    }
+
+    public void countDownPlank(View view) {
+        final TextView countText = findViewById(R.id.count_timer);
+        new CountDownTimer(60000, 1000){
+            @Override
+            public void onTick(long l) {
+                String waktu = Long.toString(l/1000);
+                countText.setText(waktu);
+            }
+
+            @Override
+            public void onFinish() {
+                countText.setText("BERHASIL");
+            }
+        }.start();
+    }
+}
diff --git a/app/src/main/res/layout/activity_exercise.xml b/app/src/main/res/layout/activity_exercise.xml
new file mode 100644
index 0000000000000000000000000000000000000000..d8569bcb0b57c1e9af591fdacd85f0cc00079a17
--- /dev/null
+++ b/app/src/main/res/layout/activity_exercise.xml
@@ -0,0 +1,14 @@
+<?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"
+    tools:context="com.example.leo.fitnessdiy.ExerciseActivity"
+    android:orientation="vertical">
+    <Button
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="Plank"/>
+
+</LinearLayout>
diff --git a/app/src/main/res/layout/activity_home.xml b/app/src/main/res/layout/activity_home.xml
index fb02bf5a261ba0d76114836b1eb7c6d753c8f585..47a494b687e61427a45fdde798eca0211f7bf127 100644
--- a/app/src/main/res/layout/activity_home.xml
+++ b/app/src/main/res/layout/activity_home.xml
@@ -4,14 +4,36 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context="com.example.leo.fitnessdiy.HomeActivity"
-    android:orientation="vertical">
+    android:orientation="vertical"
+    tools:context="com.example.leo.fitnessdiy.HomeActivity">
 
-    <Button
-        android:layout_width="wrap_content"
+    <LinearLayout
+        android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:id="@+id/history-button"
-        android:text="@string/history"
-        android:onClick="openHistory"/>
+        android:orientation="horizontal">
+        <Button
+            android:id="@+id/history_button"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="changeFragment"
+            android:layout_weight="1"
+            android:text="@string/history"
+            />
+        <Button
+            android:id="@+id/exercise_button"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:text="@string/exercise"
+            android:onClick="changeFragment"/>
+    </LinearLayout>
+    <fragment
+        android:name="com.example.leo.fitnessdiy.ExerciseFragment"
+        android:id="@+id/home_fragment"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        />
+
+
 
 </LinearLayout>
diff --git a/app/src/main/res/layout/activity_level.xml b/app/src/main/res/layout/activity_level.xml
new file mode 100644
index 0000000000000000000000000000000000000000..e71cff343a60008a1223f74935208fdfb25934ef
--- /dev/null
+++ b/app/src/main/res/layout/activity_level.xml
@@ -0,0 +1,44 @@
+<?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"
+    tools:context="com.example.leo.fitnessdiy.LevelActivity"
+    android:orientation="vertical">
+
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="Select Your Level"
+        android:layout_marginBottom="150dp"
+        android:textSize="40sp"
+        android:layout_gravity="center"/>
+
+    <RadioGroup xmlns:android="http://schemas.android.com/apk/res/android"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="left">
+        <RadioButton
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:id="@+id/level_begineer"
+            android:text="@string/beginner"
+            android:onClick="selectLevel"
+            />
+        <RadioButton
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:id="@+id/level_intermediate"
+            android:text="@string/intermediate"
+            android:onClick="selectLevel"/>
+        <RadioButton
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:id="@+id/level_advanced"
+            android:text="@string/advanced"
+            android:onClick="selectLevel"/>
+    </RadioGroup>
+
+
+</LinearLayout>
diff --git a/app/src/main/res/layout/activity_plank.xml b/app/src/main/res/layout/activity_plank.xml
new file mode 100644
index 0000000000000000000000000000000000000000..1424f0db93c95d215df0f673304fa5514be36dee
--- /dev/null
+++ b/app/src/main/res/layout/activity_plank.xml
@@ -0,0 +1,30 @@
+<?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="com.example.leo.fitnessdiy.PlankActivity">
+
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="100dp"
+        android:text="@string/plank" />
+
+    <TextView
+        android:id="@+id/count_timer"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center_horizontal"
+        android:text="1:00" />
+
+    <Button
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center_horizontal"
+        android:onClick="countDownPlank"
+        android:text="start" />
+
+</LinearLayout>
diff --git a/app/src/main/res/layout/fragment_exercise.xml b/app/src/main/res/layout/fragment_exercise.xml
new file mode 100644
index 0000000000000000000000000000000000000000..83fbd4042372fea4a797d9d2c8b08814da1dbb1b
--- /dev/null
+++ b/app/src/main/res/layout/fragment_exercise.xml
@@ -0,0 +1,13 @@
+<FrameLayout 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"
+    tools:context="com.example.leo.fitnessdiy.ExerciseFragment">
+
+    <!-- TODO: Update blank fragment layout -->
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:text="EXERCISE" />
+
+</FrameLayout>
diff --git a/app/src/main/res/layout/fragment_history.xml b/app/src/main/res/layout/fragment_history.xml
new file mode 100644
index 0000000000000000000000000000000000000000..102649b2c114b2522e12815d800533abb186b776
--- /dev/null
+++ b/app/src/main/res/layout/fragment_history.xml
@@ -0,0 +1,13 @@
+<FrameLayout 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"
+    tools:context="com.example.leo.fitnessdiy.HistoryFragment">
+
+    <!-- TODO: Update blank fragment layout -->
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:text="HISTORY" />
+
+</FrameLayout>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 25f6abbf731547e33685b26abd25a0fbe9c8bd48..f48c5d9bc069f0452ca7d9404b228ea7d0b2fd33 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -12,4 +12,9 @@
     <string name="intermediate">Intermediate</string>
     <string name="advanced">Advanced</string>
     <string name="history">History</string>
+    <string name="plank">Plank</string>
+    <string name="exercise">Start Exercise</string>
+
+    <!-- TODO: Remove or change this placeholder text -->
+    <string name="hello_blank_fragment">Hello blank fragment</string>
 </resources>