diff --git a/thinkcspy/Chapter-12-Exercises/Lab1.py b/thinkcspy/Chapter-12-Exercises/Lab1.py
index 4f4b0d2..28ac674 100644
--- a/thinkcspy/Chapter-12-Exercises/Lab1.py
+++ b/thinkcspy/Chapter-12-Exercises/Lab1.py
@@ -1,3 +1,7 @@
+# Runestone.Academy thinkcspy course
+# Chapter 12
+# Lab 1
+ 
 def countAll(text):
     wordDict = {}
     
diff --git a/thinkcspy/Chapter-12-Exercises/Lab2.py b/thinkcspy/Chapter-12-Exercises/Lab2.py
index 57dc464..2c81666 100644
--- a/thinkcspy/Chapter-12-Exercises/Lab2.py
+++ b/thinkcspy/Chapter-12-Exercises/Lab2.py
@@ -1,3 +1,7 @@
+# Runestone.Academy thinkcspy course
+# Chapter 12
+# Lab 2
+ 
 import turtle
 
 def countAll(text):
diff --git a/thinkcspy/Chapter-12-Exercises/Problem1.py b/thinkcspy/Chapter-12-Exercises/Problem1.py
index f1e13f0..22c1d12 100644
--- a/thinkcspy/Chapter-12-Exercises/Problem1.py
+++ b/thinkcspy/Chapter-12-Exercises/Problem1.py
@@ -1,3 +1,7 @@
+# Runestone.Academy thinkcspy course
+# Chapter 12
+# Problem 1
+
 def countAll(text):
     wordDict = {}
     text = text.lower()
diff --git a/thinkcspy/Chapter-12-Exercises/Problem2.py b/thinkcspy/Chapter-12-Exercises/Problem2.py
index f799f01..b110dc4 100644
--- a/thinkcspy/Chapter-12-Exercises/Problem2.py
+++ b/thinkcspy/Chapter-12-Exercises/Problem2.py
@@ -1,3 +1,7 @@
+# Runestone.Academy thinkcspy course
+# Chapter 12
+# Problem 2
+
 def add_fruit(inventory, fruit, quantity=0):
     
     if fruit not in inventory:
diff --git a/thinkcspy/Chapter-12-Exercises/Problem3.py b/thinkcspy/Chapter-12-Exercises/Problem3.py
index 9b9fabe..1bee7d5 100644
--- a/thinkcspy/Chapter-12-Exercises/Problem3.py
+++ b/thinkcspy/Chapter-12-Exercises/Problem3.py
@@ -1,3 +1,7 @@
+# Runestone.Academy thinkcspy course
+# Chapter 12
+# Problem 3 
+
 aliceBook = open("alice_in_wonderland.txt", "r")
 aliceDict = {}
 outfile = open("alice_words.txt", "w")
diff --git a/thinkcspy/Chapter-12-Exercises/Problem4.py b/thinkcspy/Chapter-12-Exercises/Problem4.py
index 09b4879..1845986 100644
--- a/thinkcspy/Chapter-12-Exercises/Problem4.py
+++ b/thinkcspy/Chapter-12-Exercises/Problem4.py
@@ -1,3 +1,7 @@
+# Runestone.Academy thinkcspy course
+# Chapter 12
+# Problem 4
+
 aliceBook = open("alice_in_wonderland.txt", "r")
 aliceDict = {}
 
diff --git a/thinkcspy/Chapter-12-Exercises/Problem5.py b/thinkcspy/Chapter-12-Exercises/Problem5.py
index 90d51b3..ff5f6fe 100644
--- a/thinkcspy/Chapter-12-Exercises/Problem5.py
+++ b/thinkcspy/Chapter-12-Exercises/Problem5.py
@@ -1,3 +1,7 @@
+# Runestone.Academy thinkcspy course
+# Chapter 12
+# Problem 5
+
 def translator(english):
 
     pirate = {}