diff --git a/Binary Trees/python/in_order_traversal.py b/Binary Trees/python/in_order_traversal.py
new file mode 100644
index 0000000..1db4f4a
--- /dev/null
+++ b/Binary Trees/python/in_order_traversal.py	
@@ -0,0 +1,11 @@
+class Solution:
+    def __init__(self):
+        self.arr = []
+
+    def inorderTraversal(self, root: Optional[TreeNode]) -> List[int]:
+        if root:
+            self.inorderTraversal(root.left)
+            self.arr.append(root.val)
+            print(root.val)
+            self.inorderTraversal(root.right)
+            return self.arr
\ No newline at end of file