diff --git a/mmg/settings.py b/mmg/settings.py
index d4f571f..ec06e6f 100644
--- a/mmg/settings.py
+++ b/mmg/settings.py
@@ -118,6 +118,8 @@ INSTALLED_APPS = (
     # 'django.contrib.admindocs',
 )
 
+SESSION_ENGINE = 'django.contrib.sessions.backends.signed_cookies'
+
 # A sample logging configuration. The only tangible logging
 # performed by this configuration is to send an email to
 # the site admins on every HTTP 500 error when DEBUG=False.
diff --git a/mmg/views.py b/mmg/views.py
index 244b826..75ae824 100644
--- a/mmg/views.py
+++ b/mmg/views.py
@@ -28,7 +28,6 @@ def _generate_problem():
 
 
 def _validate_solution(a):
-    print a
     f = int(a['first'])
     o = a['operation']
     s = int(a['second'])
@@ -49,13 +48,20 @@ def home(request):
 
 
 def attempt(request):
+    print(dict(request.session))
     d = request.POST.dict()
+    r = _validate_solution(d)
+    if r:
+        s = request.session.get('score', 0) + 1
+    else:
+        s = request.session.get('score', 0) - 1
+    request.session['score'] = s
     return HttpResponse(
-        json.dumps({'status': _validate_solution(d)}),
+        json.dumps({'status': r, 'score': s}),
         content_type="application/json")
 
 
 def problem(request):
-    return HttpResponse(
-        json.dumps(_generate_problem()),
-        content_type="application/json")
+    d = _generate_problem()
+    d['score'] = request.session.get('score', 0)
+    return HttpResponse(json.dumps(d), content_type="application/json")
diff --git a/static/math.js b/static/math.js
index ad34141..1cfb180 100644
--- a/static/math.js
+++ b/static/math.js
@@ -1,12 +1,13 @@
-function update_board(f, o, s) {
+function update_board(f, o, s, score) {
     $("#first").text(f);
     $("#operation").text(o);
     $("#second").text(s);
+    $("#score").text(score);
 }
 
 function new_problem() {
     $.get("/api/v0/problem/", function(d) {
-        update_board(d["first"], d["operation"], d["second"]);
+        update_board(d["first"], d["operation"], d["second"], d["score"]);
         $("#answer").val("");
     })
 }
diff --git a/templates/index.html b/templates/index.html
index f2bc75c..1367d1d 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -14,6 +14,9 @@
                 <input id="answer" type="number" size="2" class="number" autofocus />
             </div>
         </section>
+        <footer>
+            score: <span id="score"></span>
+        </footer>
         <script src="/static/jquery-2.0.0.min.js"></script>
         <script src="/static/django-csrf.js"></script>
         <script src="/static/math.js"></script>