diff --git a/Week03/pyramid_umut_eren_kaplan.py b/Week03/pyramid_umut_eren_kaplan.py
new file mode 100644
index 00000000..7ec3cadc
--- /dev/null
+++ b/Week03/pyramid_umut_eren_kaplan.py
@@ -0,0 +1,10 @@
+def calculate_pyramid_height(number_of_blocks):
+    height = 0
+    usedblocks = 0 
+
+    while usedblocks < number_of_blocks:
+        usedblocks +=1
+        height+=1
+        number_of_blocks -=height
+
+    return height