diff --git a/flashcards/serializers.py b/flashcards/serializers.py
index 9968fa7..8c3e9cc 100644
--- a/flashcards/serializers.py
+++ b/flashcards/serializers.py
@@ -122,7 +122,7 @@ class MaskFieldSerializer(serializers.Field):
 
 class FlashcardSerializer(ModelSerializer):
     is_hidden = BooleanField(read_only=True)
-    hide_reason = CharField(read_only=True)
+    # hide_reason = CharField(read_only=True)
     material_date = DateTimeField(default=now)
     mask = MaskFieldSerializer(allow_null=True)
     score = IntegerField(read_only=True)
diff --git a/flashcards/tests/test_api.py b/flashcards/tests/test_api.py
index 47ecd3b..c92bb2c 100644
--- a/flashcards/tests/test_api.py
+++ b/flashcards/tests/test_api.py
@@ -364,13 +364,6 @@ class SectionViewSetTest(APITestCase):
         self.assertEqual(response.status_code, HTTP_200_OK)
         self.assertNotEqual(response.data[0]['id'], 1)
 
-    def test_section_ordered_deck(self):
-        self.user.sections.add(self.section)
-        self.user.save()
-        response = self.client.get('/api/sections/1/ordered_deck/')
-        self.assertEqual(response.status_code, HTTP_200_OK)
-
-
 class UserFlashcardQuizTests(APITestCase):
     fixtures = ['testusers', 'testsections']
 
diff --git a/flashcards/views.py b/flashcards/views.py
index 816f163..04b5920 100644
--- a/flashcards/views.py
+++ b/flashcards/views.py
@@ -38,7 +38,11 @@ class SectionViewSet(ReadOnlyModelViewSet):
         Gets flashcards for a section, excluding hidden cards.
         Returned in strictly chronological order (material date).
         """
-        flashcards = Flashcard.cards_visible_to(request.user).filter(section=self.get_object()).all()
+        if 'hidden' in request.GET:
+            flashcards = Flashcard.objects
+        else:
+            flashcards = Flashcard.cards_visible_to(request.user)
+        flashcards = flashcards.filter(section=self.get_object()).all()
         return Response(FlashcardSerializer(flashcards, many=True).data)
 
     @detail_route(methods=['POST'])
@@ -100,16 +104,6 @@ class SectionViewSet(ReadOnlyModelViewSet):
         serializer = FlashcardSerializer(qs, many=True)
         return Response(serializer.data)
 
-    @detail_route(methods=['GET'], permission_classes=[IsAuthenticated])
-    def ordered_deck(self, request, pk):
-        """
-        Get a chronological order by material_date of flashcards for a section.
-        This excludes hidden card.
-        """
-        qs = request.user.get_deck(self.get_object()).order_by('-material_date')
-        serializer = FlashcardSerializer(qs, many=True)
-        return Response(serializer.data)
-
     @detail_route(methods=['GET'])
     def feed(self, request, pk):
         """
@@ -265,7 +259,6 @@ class FlashcardViewSet(GenericViewSet, CreateModelMixin, RetrieveModelMixin):
     queryset = Flashcard.objects.all()
     serializer_class = FlashcardSerializer
     permission_classes = [IsAuthenticated, IsEnrolledInAssociatedSection]
-
     # Override create in CreateModelMixin
     def create(self, request, *args, **kwargs):
         serializer = FlashcardSerializer(data=request.data)
diff --git a/requirements.txt b/requirements.txt
index 240382f..16e8f7f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,3 +13,4 @@ coverage
 django-rest-swagger
 pytz
 django-extensions
+django-filter
\ No newline at end of file