diff --git a/notebooks/Python_walkthrough.ipynb b/notebooks/Python_walkthrough.ipynb
index c9388bf..02a2a05 100644
--- a/notebooks/Python_walkthrough.ipynb
+++ b/notebooks/Python_walkthrough.ipynb
@@ -573,14 +573,15 @@
    "source": [
     "**Why does this happen?**\n",
     "\n",
-    "This happens because Python has reserved some backslash + letter combinations for some actions (see list below) and Windows, contrary to other operating systems, uses backslashs to define paths. The\n",
+    "This happens because Python has reserve some backslash + letter combinations for some actions (see a non-exhaustive list below) and Windows, contrary to other operating systems, uses backslashs to define paths. The\n",
     "\n",
     "``\\n`` (i.e. new line),  \n",
-    "``\\t`` (i.e. Tab),  \n",
+    "``\\t`` (i.e. horizontal Tab),  \n",
     "``\\b`` (i.e. backspace),  \n",
     "``\\f`` (form feed),  \n",
-    "``\\ooo`` (i.e. octal value),  \n",
-    "``\\xhh`` (i.e. hex value)\n",
+    "``\\v`` (vertical tab),\n",
+    "``\\r`` (carriage return),  \n",
+    "``\\b`` (backspace)\n",
     "\n",
     "The simplest solution is to use \"raw\" strings when defining a path by adding an r before defining the string."
    ]
@@ -599,7 +600,7 @@
     }
    ],
    "source": [
-    "path = r\"C:\\Program Files\\turtle game\"  # alternative solution: use double backslash \\\\ instead of single \\\n",
+    "path = r\"C:\\Program Files\\turtle game\"  # alternative solution: use a double backslash \\\\ instead of single \\ or a forward slash\n",
     "print(path)"
    ]
   },