diff --git a/index.html b/index.html
index ef9a207..e3cc748 100644
--- a/index.html
+++ b/index.html
@@ -12,7 +12,7 @@
 
   <link href="./css/style.css" rel="stylesheet">
   <script type="text/javascript" src="./js/header-functions.js"></script>
-  <script type="text/javascript" src="./js/slide22.js"></script>
+  <script type="text/javascript" src="./js/slide26.js"></script>
 
 </head> <!-- header ends here -->
 <!-- ----------------------------------------------------------------- -->
diff --git a/js/slide22.js b/js/slide22.js
index e69de29..793ca44 100644
--- a/js/slide22.js
+++ b/js/slide22.js
@@ -0,0 +1,9 @@
+var userIn;
+var loop = true;
+do{
+    userIn = prompt("Enter a integer in range of 0 < n < 100.");
+    if(userIn > 0 && userIn < 100){
+        loop = false;
+        console.log("Number squared is " + userIn * userIn);
+    }
+}while(loop);
\ No newline at end of file
diff --git a/js/slide23.js b/js/slide23.js
index e69de29..aa443ff 100644
--- a/js/slide23.js
+++ b/js/slide23.js
@@ -0,0 +1,8 @@
+var upperIn;
+var lowerIn;
+
+lowerIn = prompt("Enter a low range integer.");
+upperIn = prompt("Enter a high range integer. Bigger than the first.");
+for(var i = lowerIn; lowerIn < upperIn; lowerIn++){
+    console.log(lowerIn);
+}
\ No newline at end of file
diff --git a/js/slide24.js b/js/slide24.js
index e69de29..1f04e58 100644
--- a/js/slide24.js
+++ b/js/slide24.js
@@ -0,0 +1,25 @@
+var myData = new Array(10);
+//Fill array
+for(var i = 0; i < myData.length; i++){
+    myData[i] = 1;
+}
+//Print array
+for(var i = 0; i < myData.length; i++){
+    console.log(myData[i]);    
+}
+
+//Have user overwrite an index
+do{
+    var index = prompt("Enter cell index. Range of 0 >= n < 10")
+    //Break loop if index is not in range
+    if(index > 9 || index < 0){
+        break;
+    }
+
+    var value = prompt("Enter value for index.")
+    myData[index] = value;
+
+    for(var i = 0; i < myData.length; i++){
+        console.log(myData[i]);    
+    }
+}while(true);
\ No newline at end of file
diff --git a/js/slide25.js b/js/slide25.js
index e69de29..1f04e58 100644
--- a/js/slide25.js
+++ b/js/slide25.js
@@ -0,0 +1,25 @@
+var myData = new Array(10);
+//Fill array
+for(var i = 0; i < myData.length; i++){
+    myData[i] = 1;
+}
+//Print array
+for(var i = 0; i < myData.length; i++){
+    console.log(myData[i]);    
+}
+
+//Have user overwrite an index
+do{
+    var index = prompt("Enter cell index. Range of 0 >= n < 10")
+    //Break loop if index is not in range
+    if(index > 9 || index < 0){
+        break;
+    }
+
+    var value = prompt("Enter value for index.")
+    myData[index] = value;
+
+    for(var i = 0; i < myData.length; i++){
+        console.log(myData[i]);    
+    }
+}while(true);
\ No newline at end of file
diff --git a/js/slide26.js b/js/slide26.js
index e69de29..d460837 100644
--- a/js/slide26.js
+++ b/js/slide26.js
@@ -0,0 +1,15 @@
+/*
+  Array of fibonacci numbers from F(0) to F(59), based on slide 26 use this to calculate fibonacci number,
+  dont print the number from the array.
+*/
+var arr = [0,1,1,2,3,5,8,13,21,34,55,89,144,233,377,610,987,1597,2584,4181,6765,10946,17711,28657,
+    46368,75025,121393,196418,317811,514229,832040,1346269,2178309,3524578,5702887,9227465,14930352,
+    24157817,39088169,63245986,102334155,165580141,267914296,433494437,701408733,1134903170,
+    1836311903,2971215073,4807526976,7778742049,12586269025,20365011074,32951280099,53316291173,
+    86267571272,139583862445,225851433717,365435296162,591286729879,956722026041];
+
+//Compute the fibonacci from F(2) onward
+for(let x = 2; x < arr.length; x++){
+    let fib = arr[x-1] + arr[x-2];
+    console.log(fib); 
+}
\ No newline at end of file