diff --git a/lib/array_crud.rb b/lib/array_crud.rb
index 2199fceb8..6f39abfdb 100644
--- a/lib/array_crud.rb
+++ b/lib/array_crud.rb
@@ -1,35 +1,40 @@
 def create_an_empty_array
-  
+  []
 end
 
 def create_an_array
-  
+  ["I", "am", "really", "learning"]
 end
 
 def add_element_to_end_of_array(array, element)
-  
+  create_an_array.push("arrays!")
 end
 
 def add_element_to_start_of_array(array, element)
-  
+  create_an_array.unshift("wow")
 end
 
 def remove_element_from_end_of_array(array)
-  
+  array = ["I", "am", "learning", "arrays!"]
+  array.pop
 end
 
 def remove_element_from_start_of_array(array)
-  
+  array = ["wow", "I", "am", "learning", "arrays!"]
+  array.shift
 end
 
 def retrieve_element_from_index(array, index_number)
-  
+  array = ["wow", "I", "am", "learning", "arrays!"]
+  array[2]
 end
 
 def retrieve_first_element_from_array(array)
-  
+  array = ["wow", "I", "am", "learning", "arrays!"]
+  array[0]
 end
 
 def retrieve_last_element_from_array(array)
-  
+  array = ["wow", "I", "am", "learning", "arrays!"]
+  array[-1]
 end