diff --git a/README.md b/README.md
index 743563b..68e528b 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,6 @@
 # github-tutorial
 Basic Github Repo for Teaching Session 10th July 2024
+
+# This is a level 1 heading
+
+this is a test
\ No newline at end of file
diff --git a/elif_bmi.ipynb b/elif_bmi.ipynb
new file mode 100644
index 0000000..39855aa
--- /dev/null
+++ b/elif_bmi.ipynb
@@ -0,0 +1,47 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "22.985397512168742\n"
+     ]
+    }
+   ],
+   "source": [
+    "height = 1.72\n",
+    "weight = 68\n",
+    "\n",
+    "BMI=weight/(height*height)\n",
+    "\n",
+    "print(BMI)"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "base",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.10.9"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}