diff --git a/3-27.html b/3-27.html
index 7199478..4e8b471 100644
--- a/3-27.html
+++ b/3-27.html
@@ -6,7 +6,7 @@
 <html>
     <head>
         <title>
-            Problem 3-2
+            Exercise 3-27
         </title>
         <style>
             html, body {
diff --git a/3-28.html b/3-28.html
index 646358c..5d086c1 100644
--- a/3-28.html
+++ b/3-28.html
@@ -6,7 +6,7 @@
 <html>
     <head>
         <title>
-            Problem 3-2
+           Exercise 3-28
         </title>
         <style>
             html, body {
diff --git a/3-29.html b/3-29.html
index daff528..e8fa607 100644
--- a/3-29.html
+++ b/3-29.html
@@ -6,7 +6,7 @@
 <html>
     <head>
         <title>
-            Problem 3-2
+            Exercise 3-29
         </title>
         <style>
             html, body {
diff --git a/3-30.html b/3-30.html
new file mode 100644
index 0000000..3e9046f
--- /dev/null
+++ b/3-30.html
@@ -0,0 +1,226 @@
+<!--
+    This work is licensed under CC BY-NC-ND 4.0            
+    Link to license: http://creativecommons.org/licenses/by-nc-nd/4.0/
+    Attribute to Russell Georgi
+-->
+<html>
+    <head>
+        <title>
+            Exercise 3-30
+        </title>
+        <style>
+            html, body {
+                width:  100%;
+                height: 100%;
+                margin: 0px;
+                border: 0;
+                overflow: hidden;
+                display: block;
+            }
+
+            canvas {
+                position: absolute;
+            }
+
+            
+            .dropbtn {
+              background-color: #04AA6D;
+              color: white;
+              padding: 16px;
+              font-size: 16px;
+              border: none;
+            }
+            
+            .dropdown {
+              position: absolute;
+              display: inline-block;
+            }
+            
+            .dropdown-content {
+              display: none;
+              position: relative;
+              background-color: #f1f1f1;
+              box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
+              z-index: 1;
+            }
+            
+            .dropdown-content button {
+              color: black;
+              padding: 12px 16px;
+              width: 100px;
+              text-decoration: none;
+              display: block;
+            }
+            
+            .dropdown-content a:hover {background-color: #ddd;}
+            
+            .dropdown:hover .dropdown-content {display: block;}
+            
+            .dropdown:hover .dropbtn {background-color: #3e8e41;}
+
+        </style>
+    </head>
+    <body>       
+        <canvas id="myCanvas" width="1" height="1" style="border:1px solid #ffffff;">
+        Your browser does not support the HTML5 canvas tag.</canvas>
+        <div class="dropdown">
+            <button class="dropbtn" id="btn">1 Pulley</button>
+            <div class="dropdown-content">
+              <button onclick="num(1)">1 Pulley</button>
+              <button onclick="num(2)">2 Pulleys</button>
+              <button onclick="num(3)">3 Pulleys</button>
+              <button onclick="num(4)">4 Pulleys</button>
+              <button onclick="num(5)">5 Pulleys</button>
+              <button onclick="num(6)">6 Pulleys</button>
+            </div>
+        </div>  
+        
+        <script>
+        var c = document.getElementById("myCanvas");
+        var ctx = c.getContext("2d");
+        c.width = window.innerWidth;
+        c.height = window.innerHeight;
+        //Time step
+        var dt = 0.002;
+        var t = 0;
+        var g = 98;
+        var m1 = 1;
+        var m2 = 1;
+        var y1 = 0;
+        var y2 = 0;
+        var v1 = 0;
+        var v2 = 0;
+        var n = 1;
+        var dist = 75;
+        var pulleyPositions = new Array(n);
+        var pulleyVelocities = new Array(n);
+        //Relative position of canvas
+        var xPos = 0;
+        var yPos = 200;
+        //Moves and scales canvas
+        ctx.translate(ctx.canvas.width / 2, ctx.canvas.height / 2)
+        ctx.scale(1, -1);
+        Reset();
+
+        function calcAccelerations(p)
+        {
+            return (2 ** p) * g * (2 ** n - 1) / (2 ** (2 * n) + 1);
+        }
+
+        function num(number)
+        {
+            n = number;
+            if (number == 1)
+            {
+                document.getElementById("btn").textContent = "1 Pulley"
+            } else
+            {
+                document.getElementById("btn").textContent = number.toString() + " Pulleys"
+            }
+            Reset();
+        }
+
+        function Clear(ctx)
+        {
+            ctx.clearRect(-c.width, -c.height, c.width * 2, c.height * 2);
+        }
+
+        function Update()
+        {
+            Clear(ctx);
+            Draw();
+            t += dt;
+            v1 -= calcAccelerations(0) * dt;
+            v2 += calcAccelerations(n) * dt;
+            y1 += v1 * dt;
+            y2 += v2 * dt;
+            for (i = 0; i < n; i++)
+            {
+                pulleyVelocities[i] -= calcAccelerations(n - i - 1) * dt;
+                pulleyPositions[i] += pulleyVelocities[i] * dt;
+            }
+            if (y2 > dist - 20)
+            {
+                Reset();
+            }
+            setTimeout(Update, 5);
+        }
+
+        function Reset()
+        {
+            y1 = 0;
+            y2 = 0;
+            v1 = 0;
+            v2 = 0;
+            pulleyPositions = new Array(n);
+            pulleyVelocities = new Array(n);
+            for (i = 0; i < n; i++)
+            {
+                pulleyVelocities[i] = 0;
+                pulleyPositions[i] = 0;
+            }
+        }
+    
+        function Draw()
+        {
+            ctx.beginPath();
+            ctx.moveTo(-c.width, yPos + 50);
+            ctx.lineTo(c.width, yPos + 50);
+            ctx.stroke();
+            ctx.beginPath();
+            ctx.moveTo(xPos + 80, yPos + 50);
+            ctx.lineTo(xPos + 80, yPos);
+            ctx.stroke();
+            ctx.beginPath();
+            ctx.arc(xPos + 80, yPos, 20, 0, Math.PI * 2);
+            ctx.stroke();
+            ctx.beginPath();
+            ctx.moveTo(xPos + 100, yPos);
+            ctx.lineTo(xPos + 100, yPos + y2 - dist);
+            ctx.stroke();
+            ctx.beginPath();
+            ctx.arc(xPos + 100, yPos + y2 - dist, Math.PI * Math.sqrt(m2), 0, Math.PI * 2);
+            ctx.fill();
+            ctx.beginPath();
+            ctx.moveTo(xPos + 60, yPos);
+            ctx.lineTo(xPos + 60, yPos - dist + pulleyPositions[0]);
+            ctx.stroke();
+            for (i = 0; i < n; i++)
+            {
+                ctx.beginPath();
+                ctx.arc(xPos + 40 - 20 * i, yPos - dist - dist * i + pulleyPositions[i], 20, 0, Math.PI * 2);
+                ctx.stroke();
+                ctx.beginPath();
+                ctx.moveTo(xPos + 40 - 20 * i, yPos - dist - dist * i + pulleyPositions[i]);
+                ctx.lineTo(xPos + 40 - 20 * i, yPos - dist - dist * (i + 1) + pulleyPositions[i + 1]);
+                ctx.stroke();
+                ctx.beginPath();
+                ctx.moveTo(xPos + 40 - 20 * (i + 1), yPos - dist - dist * i + pulleyPositions[i]);
+                ctx.lineTo(xPos + 40 - 20 * (i + 1), yPos + 50);
+                ctx.stroke();
+            }
+            ctx.beginPath();
+            ctx.moveTo(xPos + 40 - 20 * (n - 1), yPos - dist - dist * (n - 1) + pulleyPositions[n - 1]);
+            ctx.lineTo(xPos + 40 - 20 * (n - 1), yPos - dist - dist * (n) + y1);
+            ctx.stroke();
+            ctx.beginPath();
+            ctx.arc(xPos + 40 - 20 * (n - 1), yPos - dist - dist * (n) + y1, Math.PI * Math.sqrt(m1), 0, Math.PI * 2);
+            ctx.fill();
+        }
+
+
+        window.addEventListener('resize', function(event) {
+            c.width = window.innerWidth;
+            c.height = window.innerHeight;
+            ctx.translate(c.width / 2, c.height / 2);
+            ctx.scale(1, -1);
+        }, true);
+
+        Update();
+
+        </script>
+    </body>
+    <p xmlns:cc="http://creativecommons.org/ns#" style="font-size: 1vw; bottom: 0px; position: absolute;">
+        This work is licensed under 
+        <a href="http://creativecommons.org/licenses/by-nc-nd/4.0/?ref=chooser-v1" target="_blank" rel="license noopener noreferrer" style="display:inline-block;">CC BY-NC-ND 4.0<img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/cc.svg?ref=chooser-v1"><img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/by.svg?ref=chooser-v1"><img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/nc.svg?ref=chooser-v1"><img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/nd.svg?ref=chooser-v1"></a></p>
+</html>
\ No newline at end of file
diff --git a/index.html b/index.html
new file mode 100644
index 0000000..658d116
--- /dev/null
+++ b/index.html
@@ -0,0 +1,131 @@
+<!--
+    This work is licensed under CC BY-NC-ND 4.0            
+    Link to license: http://creativecommons.org/licenses/by-nc-nd/4.0/
+    Attribute to Russell Georgi
+-->
+<html>
+    <head>
+        <title>
+            List of programs
+        </title>
+        <style>
+            table {
+              border-collapse: collapse;
+              width: 100%;
+            }
+            
+            td {
+              border: 1px solid #dddddd;
+              text-align: left;
+              padding: 8px;
+            }
+
+            th {
+              border: 1px solid #dddddd;
+              text-align: center;
+              padding: 8px;
+            }
+            
+            tr:nth-child(even) {
+              background-color: #dddddd;
+            }
+        </style>
+    </head>
+    <body>
+        <table>
+            <tr>
+                <td>
+                    Number
+                </td>
+                <td>
+                    Description
+                </td>
+            </tr>
+            <tr>
+                <th colspan = "2">
+                    <t>Chapter 1: Strategies for Solving Problems</t>
+                </th>
+            </tr>
+            <tr>
+                <td>
+                    <a href='circularPendulum.html'>Circular pendulum</a>
+                </td>
+                <td>
+                    <t>Circular pendulum example problem</t>
+                </td>
+            </tr>
+            <tr>
+                <td>
+                    <a href='1-7.html'>Problem 1-7</a>
+                </td>
+                <td>
+                    <t>Two masses, one swinging</t>
+                </td>
+            </tr>
+            <tr>
+                <th colspan = "2">
+                    <t>Chapter 3: Using F=ma</t>
+                </th>
+            </tr>
+            <tr>
+                <td>
+                    <a href='3-1.html'>Problem 3-1</a>
+                </td>
+                <td>
+                    <t>Basic Atwood's machine</t>
+                </td>
+            </tr>
+            <tr>
+                <td>
+                    <a href='3-2.html'>Problem 3-2</a>
+                </td>
+                <td>
+                    <t>Double Atwood's machine</t>
+                </td>
+            </tr>
+            <tr>
+                <td>
+                    <a href='3-3.html'>Problem 3-3</a>
+                </td>
+                <td>
+                    <t>Infinite Atwood's machine</t>
+                </td>
+            </tr>
+            <tr>
+                <td>
+                    <a href='3-11.html'>Problem 3-11</a>
+                </td>
+                <td>
+                    <t>Chain falling off a table</t>
+                </td>
+            </tr>
+            <tr>
+                <td>
+                    <a href='3-27.html'>Problem 3-27</a>
+                </td>
+                <td>
+                    <t>A more complicated Atwood's machine</t>
+                </td>
+            </tr>
+            <tr>
+                <td>
+                    <a href='3-28.html'>Problem 3-28</a>
+                </td>
+                <td>
+                    <t>Another Atwood's machine</t>
+                </td>
+            </tr>
+            <tr>
+                <td>
+                    <a href='3-29.html'>Problem 3-29</a>
+                </td>
+                <td>
+                    <t>Yet another Atwood's machine</t>
+                </td>
+            </tr>
+        </table>
+        <p xmlns:cc="http://creativecommons.org/ns#" >
+            This work is licensed under 
+            <a href="http://creativecommons.org/licenses/by-nc-nd/4.0/?ref=chooser-v1" target="_blank" rel="license noopener noreferrer" style="display:inline-block;">CC BY-NC-ND 4.0<img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/cc.svg?ref=chooser-v1"><img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/by.svg?ref=chooser-v1"><img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/nc.svg?ref=chooser-v1"><img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/nd.svg?ref=chooser-v1"></a></p>
+    </body>
+</html>
\ No newline at end of file

+ Chapter 1: Strategies for Solving Problems +
+ Number +	+ Description +
+ Circular pendulum +	+ Circular pendulum example problem +
+ Problem 1-7 +	+ Two masses, one swinging +
+ Chapter 3: Using F=ma +
+ Problem 3-1 +	+ Basic Atwood's machine +
+ Problem 3-2 +	+ Double Atwood's machine +
+ Problem 3-3 +	+ Infinite Atwood's machine +
+ Problem 3-11 +	+ Chain falling off a table +
+ Problem 3-27 +	+ A more complicated Atwood's machine +
+ Problem 3-28 +	+ Another Atwood's machine +
+ Problem 3-29 +	+ Yet another Atwood's machine +