diff --git a/calculator.py b/calculator.py
index 24a2fef..77f2434 100644
--- a/calculator.py
+++ b/calculator.py
@@ -13,4 +13,20 @@ def divide(a,b):
 
 print("I'm going use the calculator functions to multiply 5 and 6")
 x = multiply(5,6)
-print(x)
\ No newline at end of file
+print(x)
+
+def square(x):
+    return x ** 2
+
+
+def cube(x):
+    return x ** 3
+
+
+def square_n_times(number, n):
+    total = 0
+    current = number
+    for _ in range(n):
+        current = square(current)
+        total += current
+    return total
\ No newline at end of file