diff --git a/CHANGELOG b/CHANGELOG
index fc98dbd..1d6281f 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -4,7 +4,7 @@ Current version (0.2) :
   - Renommage des consoles en « plateformes »
   - Activation des requêtes CORS pour permettre à une autre application d'accéder à l'API
   - MàJ vers Django 1.11.5
-  - Activation d'une API (pour les consoles et les jeux) accessible  par l'administrateur (avec documentation)
+  - Activation d'une API accessible  par l'administrateur (avec documentation)
   - Ajout d'une page d'accueil listant les jeux vidéos en cours, la liste complète et les 5 dernières activités sur ces derniers triées par date
   - Nouveau champ 'note' pour la progression dans le jeu
   - Omission de l'état "Nouveau" pour les jeux
diff --git a/TODO b/TODO
index b15dcb6..4632229 100644
--- a/TODO
+++ b/TODO
@@ -1,6 +1,7 @@
 # À faire
 
-  * Ajouter des help_text à tous les champs + classes enfants. Les traduire.
+  * Test API sur l'ordre de tri des date pour les Timeline
+  * Bug? : dans la documentation de l'API, les champs "required" sont peu nombreux. Regarder s'il faut faire quelque chose de particulier pour la Timeline (sur date et status) et Game (sur status).
   * étudier la possibilité à l'utilisateur, via des variables d'environnement, de configurer un email, une autre BDD, etc.
 
 ## Dépôt / code
@@ -11,7 +12,6 @@
 
   * Unplayed ne doit pas s'afficher si on a un état différent de Unfinished
   * Gérer les figurines (trouver le nom de l'objet qui permet de les regrouper, par exemple Skylanders, Disney Infinity, etc.)
-  * API django rest framework
   * ajouter une date d'obtention du jeu vidéo (par défaut aujourd'hui) => est-ce vraiment utile si on a la Timeline ? 
 
 ## Tests
@@ -30,7 +30,6 @@
 
 ## Documentation
 
-  * documentation API
   * documentation du projet : installation par Docker, utilisation des variables d'environnement pour changer différentes choses, etc.
 
 # Idée
diff --git a/collection/collection/locale/fr/LC_MESSAGES/django.po b/collection/collection/locale/fr/LC_MESSAGES/django.po
index 2c687b8..73bc668 100644
--- a/collection/collection/locale/fr/LC_MESSAGES/django.po
+++ b/collection/collection/locale/fr/LC_MESSAGES/django.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: 0.1\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2017-09-16 15:15+0000\n"
+"POT-Creation-Date: 2017-09-16 21:58+0000\n"
 "PO-Revision-Date: 2017-09-16 17:16+0200\n"
 "Last-Translator: Olivier DOSSMANN <git@dossmann.net>\n"
 "Language-Team: \n"
diff --git a/collection/collection/urls.py b/collection/collection/urls.py
index 06b8baa..65dae87 100644
--- a/collection/collection/urls.py
+++ b/collection/collection/urls.py
@@ -16,7 +16,12 @@ Including another URLconf
 from django.conf.urls import url, include
 from django.contrib import admin
 from collection import __version__ as app_version
-from games.views import GameList, GameViewSet, PlatformViewSet
+from games.views import (
+    GameList,
+    GameViewSet,
+    GameTimelineViewSet,
+    PlatformViewSet,
+)
 from rest_framework import routers
 from rest_framework.documentation import include_docs_urls
 
@@ -28,6 +33,10 @@ admin.site.site_header = '%s %s' % (admin.site.site_title, app_version)
 router = routers.DefaultRouter()
 router.register(r'games', GameViewSet)
 router.register(r'platforms', PlatformViewSet)
+router.register(
+    r'game_timelines',
+    GameTimelineViewSet,
+    base_name='game_timeline')
 
 urlpatterns = [
     url(r'^$', GameList.as_view(), name='homepage'),
diff --git a/collection/conf/locale/fr/LC_MESSAGES/django.po b/collection/conf/locale/fr/LC_MESSAGES/django.po
index 7e78e02..fee213e 100644
--- a/collection/conf/locale/fr/LC_MESSAGES/django.po
+++ b/collection/conf/locale/fr/LC_MESSAGES/django.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: 0.1\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2017-09-16 15:15+0000\n"
-"PO-Revision-Date: 2017-09-16 17:17+0200\n"
+"POT-Creation-Date: 2017-09-16 21:58+0000\n"
+"PO-Revision-Date: 2017-09-16 23:59+0200\n"
 "Last-Translator: \n"
 "Language-Team: \n"
 "Language: fr\n"
@@ -55,7 +55,7 @@ msgstr "plateformes"
 
 #: collection/games/models.py:20
 msgid "Most used platform name."
-msgstr "Nom de plateforme le plus utilisé."
+msgstr "Nom de plateforme le plus communément utilisé."
 
 #: collection/games/models.py:40
 msgid "Beaten"
@@ -117,14 +117,38 @@ msgstr "jeu"
 msgid "games"
 msgstr "jeux"
 
-#: collection/games/models.py:84
+#: collection/games/models.py:77
+msgid "Game title"
+msgstr "Titre du jeu"
+
+#: collection/games/models.py:78
+msgid "Game running platform"
+msgstr "Plateforme sur laquelle se lance le jeu"
+
+#: collection/games/models.py:79
+msgid "Game progression"
+msgstr "Progression du jeu"
+
+#: collection/games/models.py:90
 msgid "Timeline"
 msgstr "Chronologie"
 
-#: collection/games/models.py:85
+#: collection/games/models.py:91
 msgid "Timelines"
 msgstr "Chronologies"
 
+#: collection/games/models.py:95
+msgid "Status change date"
+msgstr "Date de changement de statut"
+
+#: collection/games/models.py:96
+msgid "Which game?"
+msgstr "Quel jeu ?"
+
+#: collection/games/models.py:98
+msgid "New status for this game at the given date"
+msgstr "Nouveau statut pour ce jeu à la date donnée"
+
 #: collection/games/templates/games/index.html:5
 msgid "Games"
 msgstr "Jeux"
diff --git a/collection/games/migrations/0009_add_help_text_for_documentation.py b/collection/games/migrations/0009_add_help_text_for_documentation.py
new file mode 100644
index 0000000..a047a8f
--- /dev/null
+++ b/collection/games/migrations/0009_add_help_text_for_documentation.py
@@ -0,0 +1,61 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.5 on 2017-09-16 21:55
+from __future__ import unicode_literals
+
+import datetime
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('games', '0008_rename_console_to_platform'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='platform',
+            options={'ordering': ('name',), 'verbose_name': 'plateforme', 'verbose_name_plural': 'plateformes'},
+        ),
+        migrations.AlterField(
+            model_name='game',
+            name='collection',
+            field=models.ForeignKey(help_text='Game running platform', on_delete=django.db.models.deletion.CASCADE, related_name='games', to='games.Platform', verbose_name='plateforme'),
+        ),
+        migrations.AlterField(
+            model_name='game',
+            name='name',
+            field=models.CharField(help_text='Game title', max_length=255, verbose_name='nom'),
+        ),
+        migrations.AlterField(
+            model_name='game',
+            name='note',
+            field=models.CharField(blank=True, help_text='Courte note affichée à ceux qui vous suive.', max_length=150, null=True, verbose_name='Note de progression'),
+        ),
+        migrations.AlterField(
+            model_name='game',
+            name='status',
+            field=models.CharField(choices=[('created', 'Nouveau'), ('beaten', 'Terminé (quête principale)'), ('completed', 'Terminé complètement'), ('excluded', 'Exclu'), ('mastered', 'Usé / Épuisé'), ('unfinished', 'Inachevé')], default='unfinished', help_text='Game progression', max_length=30, verbose_name='état'),
+        ),
+        migrations.AlterField(
+            model_name='platform',
+            name='name',
+            field=models.CharField(help_text='Nom de plateforme le plus utilisé.', max_length=255, verbose_name='nom'),
+        ),
+        migrations.AlterField(
+            model_name='timeline',
+            name='date',
+            field=models.DateField(default=datetime.datetime.now, help_text='Status change date', verbose_name='date'),
+        ),
+        migrations.AlterField(
+            model_name='timeline',
+            name='item',
+            field=models.ForeignKey(help_text='Which game?', on_delete=django.db.models.deletion.CASCADE, to='games.Game', verbose_name='jeu'),
+        ),
+        migrations.AlterField(
+            model_name='timeline',
+            name='status',
+            field=models.CharField(choices=[('created', 'Nouveau'), ('beaten', 'Terminé (quête principale)'), ('completed', 'Terminé complètement'), ('excluded', 'Exclu'), ('mastered', 'Usé / Épuisé'), ('unfinished', 'Inachevé')], default='created', help_text='New status for this game at the given date', max_length=30, verbose_name='état'),
+        ),
+    ]
diff --git a/collection/games/models.py b/collection/games/models.py
index 8633e25..53fa8f3 100644
--- a/collection/games/models.py
+++ b/collection/games/models.py
@@ -73,6 +73,12 @@ class Game(Item):
         verbose_name_plural = _('games')
 
 
+# Redefine help_text (for documentation, API, etc.)
+Game._meta.get_field('name').help_text = _('Game title')
+Game._meta.get_field('collection').help_text = _('Game running platform')
+Game._meta.get_field('status').help_text = _('Game progression')
+
+
 class Timeline(BaseTimeline):
     TARGET_MODEL = 'games.Game'
     TARGET_VERBOSE_NAME = 'game'
@@ -83,3 +89,10 @@ class Timeline(BaseTimeline):
         ordering = ('-date',)
         verbose_name = _('Timeline')
         verbose_name_plural = _('Timelines')
+
+
+# Redefine help_text (for documentation, API, etc.)
+Timeline._meta.get_field('date').help_text = _('Status change date')
+Timeline._meta.get_field('item').help_text = _('Which game?')
+Timeline._meta.get_field('status').help_text = _(
+    'New status for this game at the given date')
diff --git a/collection/games/serializers.py b/collection/games/serializers.py
index 62989a0..55d4543 100644
--- a/collection/games/serializers.py
+++ b/collection/games/serializers.py
@@ -1,4 +1,4 @@
-from games.models import Game, Platform
+from games.models import Game, Platform, Timeline
 from rest_framework import serializers
 
 
@@ -16,6 +16,16 @@ class GameSerializer(serializers.HyperlinkedModelSerializer):
         )
 
 
+class GameTimelineSerializer(serializers.HyperlinkedModelSerializer):
+    class Meta:
+        model = Timeline
+        fields = (
+            'date',
+            'item',
+            'status',
+        )
+
+
 class PlatformSerializer(serializers.ModelSerializer):
     class Meta:
         model = Platform
diff --git a/collection/games/tests/test_api.py b/collection/games/tests/test_api.py
index d6052fc..bfb3122 100644
--- a/collection/games/tests/test_api.py
+++ b/collection/games/tests/test_api.py
@@ -1,8 +1,9 @@
 from django.contrib.auth.models import User
 from django.urls import reverse
-from games.models import Game, Platform
+from games.models import Game, Platform, Timeline
 from rest_framework import status
 from rest_framework.test import APITestCase, force_authenticate
+from datetime import date
 import json
 
 
@@ -112,3 +113,46 @@ class GameTest(APITestCase):
         response = self.client.post(url, data, format='json')
         self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
         self.assertEqual(Game.objects.count(), 0)
+
+
+class TimelineTest(APITestCase):
+    @classmethod
+    def setUpTestData(cls):
+        cls.superuser = User.objects.create_superuser(
+            'admin',
+            'admin@localhost',
+            'admin')
+
+    def test_create_timeline(self):
+        """
+        Check we can create a timeline object.
+        """
+        console = Platform.objects.create(name='BestPlatform4Ever')
+        game = Game.objects.create(
+            name='Cherubin',
+            collection=console,
+            status='created')
+
+        # By default a timeline is generated with current datetime.
+        # We need to change this date.
+        timeline = Timeline.objects.first()
+        timeline.date = date(2017, 9, 15)
+        timeline.save()
+
+        url = reverse('game_timeline-list')
+        data = {
+            'item': reverse('game-detail', kwargs={'pk': game.id}),
+            'date': date(2017, 9, 16),
+            'status': 'beaten',
+        }
+        self.client.force_authenticate(user=self.superuser)
+        response = self.client.post(url, data, format='json')
+        self.assertEqual(
+            response.status_code,
+            status.HTTP_201_CREATED,
+            response.content)
+        self.assertEqual(Timeline.objects.count(), 2)
+
+    def test_sorted_game_timeline(self):
+        # TODO: Check descending date order.
+        pass
diff --git a/collection/games/views.py b/collection/games/views.py
index b0fad94..5d5a063 100644
--- a/collection/games/views.py
+++ b/collection/games/views.py
@@ -1,10 +1,14 @@
 from django.db.models import Q
 from django.views.generic import ListView
 from rest_framework import viewsets
-from .serializers import GameSerializer, PlatformSerializer
-
+from .serializers import (
+    GameSerializer,
+    GameTimelineSerializer,
+    PlatformSerializer
+)
 from .models import Game, Platform, Timeline
 
+
 class PlatformViewSet(viewsets.ModelViewSet):
     """
     API endpoints that allows platforms to be edited or viewed.
@@ -22,12 +26,32 @@ class PlatformViewSet(viewsets.ModelViewSet):
     serializer_class = PlatformSerializer
 
 
+class GameTimelineViewSet(viewsets.ModelViewSet):
+    """
+    API endpoints that allows to keep games life.
+    BE CAREFUL. You shouldn't change these entries because they're generated
+    by Game status change. It could be only useful to change the acquisition
+    date. Not more.
+
+    retrieve:
+    Return the given timeline entry.
+
+    list:
+    Return a list of timeline entries sorted by date in descending order.
+
+    create:
+    Create a new timeline instance.
+    """
+    queryset = Timeline.objects.all().order_by('-date')
+    serializer_class = GameTimelineSerializer
+
+
 class GameViewSet(viewsets.ModelViewSet):
     """
     API endpoints that allows games to be edited or viewed.
 
     retrieve:
-    Return the given game
+    Return the given game.
 
     list:
     Return a list of all existing games ordered by name.