diff --git a/documentation/NodeNormalization.ipynb b/documentation/NodeNormalization.ipynb
index 25a5971..6602507 100644
--- a/documentation/NodeNormalization.ipynb
+++ b/documentation/NodeNormalization.ipynb
@@ -11,6 +11,11 @@
     "# Introduction to the Node Normalization Service (NodeNorm)"
    ]
   },
+  {
+   "metadata": {},
+   "cell_type": "markdown",
+   "source": "[![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/NCATSTranslator/NodeNormalization/blob/master/documentation/NodeNormalization.ipynb)"
+  },
   {
    "cell_type": "markdown",
    "metadata": {