diff --git a/colab_helloworld.ipynb b/colab_helloworld.ipynb
new file mode 100644
index 00000000..6089faa2
--- /dev/null
+++ b/colab_helloworld.ipynb
@@ -0,0 +1,52 @@
+{
+  "nbformat": 4,
+  "nbformat_minor": 0,
+  "metadata": {
+    "colab": {
+      "name": "helloworld.ipynb",
+      "version": "0.3.2",
+      "provenance": []
+    },
+    "kernelspec": {
+      "name": "python3",
+      "display_name": "Python 3"
+    }
+  },
+  "cells": [
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "view-in-github",
+        "colab_type": "text"
+      },
+      "source": [
+        "[View in Colaboratory](https://colab.research.google.com/github/wanpeng/TensorFlow-Examples/blob/master/colab_helloworld.ipynb)"
+      ]
+    },
+    {
+      "metadata": {
+        "id": "qnt_CyRH-zgX",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 34
+        },
+        "outputId": "18c0f584-a5e9-4bdc-bc3f-df38ab80d341"
+      },
+      "cell_type": "code",
+      "source": [
+        "print (\"hello world!\")"
+      ],
+      "execution_count": 1,
+      "outputs": [
+        {
+          "output_type": "stream",
+          "text": [
+            "hello world!\n"
+          ],
+          "name": "stdout"
+        }
+      ]
+    }
+  ]
+}
\ No newline at end of file