diff --git a/bigos/lecture20250225/examScores01.py b/bigos/lecture20250225/examScores01.py
new file mode 100644
index 0000000..05b4246
--- /dev/null
+++ b/bigos/lecture20250225/examScores01.py
@@ -0,0 +1,17 @@
+
+scoresList = [90.5, 87.2, 95, 100, 78, 88]
+#scoresList = [100, 100, 100, 100, 100, 100]
+
+
+numberOfScores = len(scoresList)
+scoresSum = 0
+
+for scoreValue in scoresList:
+    scoresSum = scoresSum + scoreValue
+    print(f"value: {scoreValue}  sum {scoresSum}")
+
+scoreAverage = scoresSum / numberOfScores
+
+print(f"Score sum is {scoresSum:.2f}")
+print(f"Score average is {scoreAverage:7.2f}")
+
diff --git a/bigos/lecture20250225/for01/for03.py b/bigos/lecture20250225/for01/for03.py
index 55be419..3d44d64 100644
--- a/bigos/lecture20250225/for01/for03.py
+++ b/bigos/lecture20250225/for01/for03.py
@@ -1,4 +1,6 @@
 
+print("\nSome demo range statements\n")
+
 print("Print a range(6) ")
 for x in range(6):
   print(x)
@@ -15,7 +17,7 @@ for x in range(45, 55):
     print("Value of x = {:d}".format(x) )
 
 
-print("\n\nPrint a range(2, 30, 3) ")
+print("\n\nPrint a range(2, 30, 4) ")
 for x in range(2, 30, 4):
   print(x)
 
diff --git a/bigos/lecture20250225/for01/for06.py b/bigos/lecture20250225/for01/for06.py
index 5310393..ae343fe 100644
--- a/bigos/lecture20250225/for01/for06.py
+++ b/bigos/lecture20250225/for01/for06.py
@@ -1,10 +1,12 @@
 
 # https://www.programiz.com/python-programming/for-loop
-digits = [70, 91, 85]
+scores = [70, 91, 85, 90, 100]
+
+print(f"The length of this list of scores is {len(scores)}")
 
 scoreSum = 0
-for i in digits:
+for i in scores:
     print(i)
     scoreSum += i
 else:
-    print("The average is ",scoreSum/len(digits))
+    print("The average is ",scoreSum/len(scores))
diff --git a/bigos/lecture20250225/lists01/list02.py b/bigos/lecture20250225/lists01/list02.py
index d64f6e6..217c1ad 100644
--- a/bigos/lecture20250225/lists01/list02.py
+++ b/bigos/lecture20250225/lists01/list02.py
@@ -1,6 +1,6 @@
 
 
-myList = [ 7, 5, 3, 9,11, 9999, "bob"]
+myList = [ 7, 5, 3, 9.5 ,11, 9999, "bob"]
 
 
 print("The list is ",myList)
@@ -10,7 +10,7 @@ print("\n")
 
 counter = 0
 while(counter < len(myList)) :
-    print(f"{counter}   {myList[counter]} ")
+    print(f"{counter}   {myList[counter]}  \t{type(myList[counter])}")
     counter = counter + 1
 
 
diff --git a/bigos/lecture20250225/lists01/lists01.py b/bigos/lecture20250225/lists01/lists01.py
index 43ce084..e949c6c 100644
--- a/bigos/lecture20250225/lists01/lists01.py
+++ b/bigos/lecture20250225/lists01/lists01.py
@@ -6,12 +6,13 @@ myList = [ 7, 5, 3, 9]
 print(myList)
 print(type(myList))
 
-print( len(myList) )
+print( "Length of the list is ",len(myList) )
 
 print(myList[0])
 print(myList[1])
 print(myList[2])
 print(myList[3])
 
+
 # This generates an error when you uncomment it
 #print(myList[4])
diff --git a/bigos/lecture20250225/lists01/names.py b/bigos/lecture20250225/lists01/names.py
index e49823f..88248bd 100644
--- a/bigos/lecture20250225/lists01/names.py
+++ b/bigos/lecture20250225/lists01/names.py
@@ -2,7 +2,7 @@
 firstNames = [ "Harry", "Rusty", "Katrina", "Jack", "Gimli","Shenanigans", "Mandy"]
 
 print(firstNames)
-print(len(firstNames))
+print("The length is ",len(firstNames))
 
 for firstName in firstNames:
     print(firstName)
diff --git a/bigos/lecture20250225/lists01/powers.py b/bigos/lecture20250225/lists01/powers.py
index 747d005..a759e4c 100644
--- a/bigos/lecture20250225/lists01/powers.py
+++ b/bigos/lecture20250225/lists01/powers.py
@@ -1,6 +1,11 @@
 
 powersList = [0,1,2,3,4,5,6,7,8,9,10]
 
+# Try this form
+#powersList = range(0,11)
+
+print("The list is ", powersList)
+
 for n in powersList:
     powerOfTwo = 2**n
     print(f"{n:2d}    {powerOfTwo:8d}")