Euler has design of a homepage and there is a link back to the overview for each solution.

ipython/EulerProblem013.ipynb

@@ -4,6 +4,8 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
+    "# Euler Problem 13\n",
+    "\n",
     "Work out the first ten digits of the sum of the following one-hundred 50-digit numbers.\n",
     "\n",
     "~~~\n",
@@ -246,7 +248,7 @@
   "completion_date": "Sun, 31 Aug 2014, 19:03",
   "kernelspec": {
    "display_name": "Python 3",
-   "language": "python",
+   "language": "python3.6",
    "name": "python3"
   },
   "language_info": {
@@ -259,7 +261,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.6.3"
+   "version": "3.6.5"
   },
   "tags": [
    "brute force",