diff --git a/css/balloon.css b/css/balloon.css
new file mode 100755
index 0000000..17d00ed
--- /dev/null
+++ b/css/balloon.css
@@ -0,0 +1,173 @@
+button[data-balloon] {
+  overflow: visible;
+}
+[data-balloon] {
+  position: relative;
+}
+[data-balloon]:before,
+[data-balloon]:after {
+  -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=0)";
+  filter: alpha(opacity=0);
+  -khtml-opacity: 0;
+  -moz-opacity: 0;
+  opacity: 0;
+  pointer-events: none;
+  -webkit-transition: all 0.1s ease-out 0.1s;
+  transition: all 0.1s ease-out 0.1s;
+  bottom: 100%;
+  left: 50%;
+  position: absolute;
+  z-index: 10;
+  -webkit-transform: translate(-50%, 10px);
+  -ms-transform: translate(-50%, 10px);
+  transform: translate(-50%, 10px);
+  -webkit-transform-origin: top;
+  -ms-transform-origin: top;
+  transform-origin: top;
+}
+[data-balloon]:after {
+  background: rgba(17, 17, 17, 0.9);
+  border-radius: 4px;
+  color: #fff;
+  content: attr(data-balloon);
+  font-size: 18px;
+  padding: .5em 1em;
+  white-space: nowrap;
+  margin-bottom: 11px;
+}
+[data-balloon]:before {
+  background: url('data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20width%3D%2236px%22%20height%3D%2212px%22%3E%3Cpath%20fill%3D%22rgba%2817,%2017,%2017,%200.9%29%22%20transform%3D%22rotate%280%29%22%20d%3D%22M2.658,0.000%20C-13.615,0.000%2050.938,0.000%2034.662,0.000%20C28.662,0.000%2023.035,12.002%2018.660,12.002%20C14.285,12.002%208.594,0.000%202.658,0.000%20Z%22/%3E%3C/svg%3E') no-repeat;
+  background-size: 100% auto;
+  height: 6px;
+  width: 18px;
+  content: "";
+  margin-bottom: 5px;
+}
+[data-balloon]:hover:before,
+[data-balloon][data-balloon-visible]:before,
+[data-balloon]:hover:after,
+[data-balloon][data-balloon-visible]:after {
+  -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=100)";
+  filter: alpha(opacity=100);
+  -khtml-opacity: 1;
+  -moz-opacity: 1;
+  opacity: 1;
+  pointer-events: auto;
+  -webkit-transform: translate(-50%, 0);
+  -ms-transform: translate(-50%, 0);
+  transform: translate(-50%, 0);
+}
+[data-balloon].font-awesome:after {
+  font-family: FontAwesome;
+}
+[data-balloon][data-balloon-break]:after {
+  white-space: pre;
+}
+[data-balloon-pos="down"]:before,
+[data-balloon-pos="down"]:after {
+  bottom: auto;
+  left: 50%;
+  top: 100%;
+  -webkit-transform: translate(-50%, -10px);
+  -ms-transform: translate(-50%, -10px);
+  transform: translate(-50%, -10px);
+}
+[data-balloon-pos="down"]:after {
+  margin-top: 11px;
+}
+[data-balloon-pos="down"]:before {
+  background: url('data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20width%3D%2236px%22%20height%3D%2212px%22%3E%3Cpath%20fill%3D%22rgba%2817,%2017,%2017,%200.9%29%22%20transform%3D%22rotate%28180%2018%206%29%22%20d%3D%22M2.658,0.000%20C-13.615,0.000%2050.938,0.000%2034.662,0.000%20C28.662,0.000%2023.035,12.002%2018.660,12.002%20C14.285,12.002%208.594,0.000%202.658,0.000%20Z%22/%3E%3C/svg%3E') no-repeat;
+  background-size: 100% auto;
+  height: 6px;
+  width: 18px;
+  margin-top: 5px;
+  margin-bottom: 0;
+}
+[data-balloon-pos="down"]:hover:before,
+[data-balloon-pos="down"][data-balloon-visible]:before,
+[data-balloon-pos="down"]:hover:after,
+[data-balloon-pos="down"][data-balloon-visible]:after {
+  -webkit-transform: translate(-50%, 0);
+  -ms-transform: translate(-50%, 0);
+  transform: translate(-50%, 0);
+}
+[data-balloon-pos="left"]:before,
+[data-balloon-pos="left"]:after {
+  bottom: auto;
+  left: auto;
+  right: 100%;
+  top: 50%;
+  -webkit-transform: translate(10px, -50%);
+  -ms-transform: translate(10px, -50%);
+  transform: translate(10px, -50%);
+}
+[data-balloon-pos="left"]:after {
+  margin-right: 11px;
+}
+[data-balloon-pos="left"]:before {
+  background: url('data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20width%3D%2212px%22%20height%3D%2236px%22%3E%3Cpath%20fill%3D%22rgba%2817,%2017,%2017,%200.9%29%22%20transform%3D%22rotate%28-90%2018%2018%29%22%20d%3D%22M2.658,0.000%20C-13.615,0.000%2050.938,0.000%2034.662,0.000%20C28.662,0.000%2023.035,12.002%2018.660,12.002%20C14.285,12.002%208.594,0.000%202.658,0.000%20Z%22/%3E%3C/svg%3E') no-repeat;
+  background-size: 100% auto;
+  height: 18px;
+  width: 6px;
+  margin-right: 5px;
+  margin-bottom: 0;
+}
+[data-balloon-pos="left"]:hover:before,
+[data-balloon-pos="left"][data-balloon-visible]:before,
+[data-balloon-pos="left"]:hover:after,
+[data-balloon-pos="left"][data-balloon-visible]:after {
+  -webkit-transform: translate(0, -50%);
+  -ms-transform: translate(0, -50%);
+  transform: translate(0, -50%);
+}
+[data-balloon-pos="right"]:before,
+[data-balloon-pos="right"]:after {
+  bottom: auto;
+  left: 100%;
+  top: 50%;
+  -webkit-transform: translate(-10px, -50%);
+  -ms-transform: translate(-10px, -50%);
+  transform: translate(-10px, -50%);
+}
+[data-balloon-pos="right"]:after {
+  margin-left: 11px;
+}
+[data-balloon-pos="right"]:before {
+  background: url('data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20width%3D%2212px%22%20height%3D%2236px%22%3E%3Cpath%20fill%3D%22rgba%2817,%2017,%2017,%200.9%29%22%20transform%3D%22rotate%2890%206%206%29%22%20d%3D%22M2.658,0.000%20C-13.615,0.000%2050.938,0.000%2034.662,0.000%20C28.662,0.000%2023.035,12.002%2018.660,12.002%20C14.285,12.002%208.594,0.000%202.658,0.000%20Z%22/%3E%3C/svg%3E') no-repeat;
+  background-size: 100% auto;
+  height: 18px;
+  width: 6px;
+  margin-bottom: 0;
+  margin-left: 5px;
+}
+[data-balloon-pos="right"]:hover:before,
+[data-balloon-pos="right"][data-balloon-visible]:before,
+[data-balloon-pos="right"]:hover:after,
+[data-balloon-pos="right"][data-balloon-visible]:after {
+  -webkit-transform: translate(0, -50%);
+  -ms-transform: translate(0, -50%);
+  transform: translate(0, -50%);
+}
+[data-balloon-length]:after {
+  white-space: normal;
+}
+[data-balloon-length="small"]:after {
+  width: 80px;
+}
+[data-balloon-length="medium"]:after {
+  width: 150px;
+}
+[data-balloon-length="large"]:after {
+  width: 260px;
+}
+[data-balloon-length="xlarge"]:after {
+  width: 90vw;
+}
+@media screen and (min-width: 768px) {
+  [data-balloon-length="xlarge"]:after {
+    width: 380px;
+  }
+}
+[data-balloon-length="fit"]:after {
+  width: 100%;
+}
diff --git a/index.html b/index.html
index 76ed193..0983a8d 100644
--- a/index.html
+++ b/index.html
@@ -44,10 +44,11 @@
 <script src="js/sims/SandboxUI.js"></script>
 
 <!-- Slides -->
-<script src="js/slides/Slides_Intro.js"></script>
-<script src="js/slides/Slides_OneOff.js"></script>
-<!--script src="js/slides/Slides_Iterated.js"></script>
-<script src="js/slides/Slides_Sandbox.js"></script-->
+<script src="js/slides/0_Slides_Intro.js"></script>
+<script src="js/slides/1_Slides_OneOff.js"></script>
+<script src="js/slides/2_Slides_Iterated.js"></script>
+<script src="js/slides/3_Slides_Tournament.js"></script>
+<!--script src="js/slides/Slides_Sandbox.js"></script-->
 
 <!-- Main Code -->
 <script>
@@ -66,10 +67,10 @@ window.onload = function(){
 		});
 
 		// Slide Select
-		/*slideSelect = new SlideSelect({
+		slideSelect = new SlideSelect({
 			dom: $("#select"),
 			slides: SLIDES
-		});*/
+		});
 
 		// First slide!
 		slideshow.nextSlide();
diff --git a/js/core/Scratcher.js b/js/core/Scratcher.js
index f413c16..c6c9ae5 100644
--- a/js/core/Scratcher.js
+++ b/js/core/Scratcher.js
@@ -3,14 +3,18 @@
 var Scratcher = {};
 exports.Scratcher = Scratcher;
 
-Scratcher.scratch = function(){
+Scratcher.scratch = function(gotoID){
 
 	var dom = $("#scratcher");
 	dom.style.display = "block";
 
 	Scratcher.scratchAnim(true)
 	.then(function(){
-		publish("slideshow/next");
+		if(gotoID){
+			publish("slideshow/goto", [gotoID]);
+		}else{
+			publish("slideshow/next");
+		}
 	})
 	.then(function(){
 		return Scratcher.scratchAnim(false);
diff --git a/js/core/SlideSelect.js b/js/core/SlideSelect.js
index 18b7fe0..bbed13e 100644
--- a/js/core/SlideSelect.js
+++ b/js/core/SlideSelect.js
@@ -16,7 +16,12 @@ function SlideSelect(config){
 	};
 
 	// Populate dots
-	for(var i=0; i<self.slides.length; i++) self.addDot(self.slides[i]);
+	for(var i=0; i<self.slides.length; i++){
+		var slide = self.slides[i];
+		if(slide.id){
+			self.addDot(slide);
+		}
+	}
 
 }
 
@@ -31,7 +36,7 @@ function SlideSelectDot(slide){
 	
 	// On Click
 	self.dom.onclick = function(){
-		publish("slideshow/goto", [slide.id]);
+		publish("slideshow/scratch", [slide.id]);
 	};
 
 	// Listen to when the slide changes
diff --git a/js/core/Slideshow.js b/js/core/Slideshow.js
index 2a9fd1e..10e3770 100644
--- a/js/core/Slideshow.js
+++ b/js/core/Slideshow.js
@@ -13,10 +13,18 @@ function Slideshow(config){
 
 	// Reset: INITIAL VARIABLES
 	self.reset = function(){
+
+		// On End?
+		if(self.currentSlide && self.currentSlide.onend){
+			self.currentSlide.onend(self);
+		}
+
+		// Reset
 		self.dom.innerHTML = "";
 		self.slideIndex = -1;
 		self.currentSlide = null;
 		self.objects = {};
+
 	};
 	self.reset();
 
@@ -43,7 +51,7 @@ function Slideshow(config){
 		}
 
 		// Send out message!
-		// publish("slideshow/slideChange", [self.currentSlide.id]);
+		publish("slideshow/slideChange", [self.currentSlide.id]);
 
 	};
 
@@ -106,23 +114,29 @@ function Slideshow(config){
 	//////////////////////////////////////////////////
 
 	// FORCE go to a certain slide
-	/*self.gotoSlide = function(id){
+	self.gotoSlide = function(id){
 
 		// Go ALL the way to the past
 		self.reset();
 
-		// And just move all the way forward, what a hack.
-		// TODO: a more efficient one that looks at id's FIRST.
-		self.nextSlide(true);
-		while(self.currentSlide.id != id){
-			self.nextSlide(true);
-		}
+		// Slide & SlideIndex
+		self.currentSlide = self.slides.find(function(slide){
+			return slide.id==id;
+		});
+		self.slideIndex = self.slides.indexOf(self.currentSlide);
+
+		// On JUMP & on Start
+		if(self.currentSlide.onjump) self.currentSlide.onjump(self);
+		if(self.currentSlide.onstart) self.currentSlide.onstart(self);
+
+		// Send out message!
+		publish("slideshow/slideChange", [self.currentSlide.id]);
 
 	};
 
 	// Subscribe to the "force goto" message...
 	subscribe("slideshow/goto", function(id){
 		self.gotoSlide(id);
-	});*/
+	});
 
 }
diff --git a/js/sims/Iterated.js b/js/sims/Iterated.js
index 99e7879..563cbfb 100644
--- a/js/sims/Iterated.js
+++ b/js/sims/Iterated.js
@@ -110,8 +110,6 @@ function Iterated(config){
 		self.playerB.chooseHat(id);
 	};
 
-	self.chooseOpponent("tft");
-
 	self.playOneRound = function(yourMove){
 
 		// Make your moves!
@@ -136,8 +134,8 @@ function Iterated(config){
 			// Payoff Matrix
 			self.dehighlightPayoff();
 
-			// Buttons
-			self.activateButtons();
+			// End Round
+			publish("iterated/round/end");
 
 		});
 
@@ -147,23 +145,21 @@ function Iterated(config){
 	};
 
 	subscribe("iterated/cooperate", function(){
+		publish("iterated/round/start");
 		self.playOneRound(PD.COOPERATE);
-		self.deactivateButtons();
 	});
 
 	subscribe("iterated/cheat", function(){
+		publish("iterated/round/start");
 		self.playOneRound(PD.CHEAT);
-		self.deactivateButtons();
 	});
 
-	self.activateButtons = function(){
-		publish("buttonCooperate/activate");
-		publish("buttonCheat/activate");
-	};
-	self.deactivateButtons = function(){
-		publish("buttonCooperate/deactivate");
-		publish("buttonCheat/deactivate");
-	};
+	subscribe("iterated/newOpponent", function(id){
+		self.chooseOpponent(id);
+		self.playerA.resetFace();
+		self.playerB.resetFace();
+	});
+	self.chooseOpponent("tft");
 
 	///////////////////////////////////////////////
 	///////////// ADD, REMOVE, KILL ///////////////
@@ -176,6 +172,7 @@ function Iterated(config){
 
 	// Remove...
 	self.remove = function(INSTANT){
+		app.destroy();
 		return _remove(self);
 	};
 
@@ -229,6 +226,13 @@ function IteratedPeep(config){
 	self.eyebrows.visible = false;
 	self.animated.addChild(self.eyebrows);
 
+	// RESET FACE
+	self.resetFace = function(){
+		self.eyebrows.visible = false;
+		self.face.gotoAndStop(1);
+		self.restingFace = true;
+	};
+
 	// Position & Flip?
 	g.y = 236;
 	//g.rotation = 1;
diff --git a/js/sims/Splash.js b/js/sims/Splash.js
index d73cb24..8af43b3 100644
--- a/js/sims/Splash.js
+++ b/js/sims/Splash.js
@@ -107,6 +107,7 @@ function Splash(config){
 
 	// Remove...
 	self.remove = function(INSTANT){
+		app.destroy();
 		return _remove(self);
 	};
 
diff --git a/js/sims/Tournament.js b/js/sims/Tournament.js
index dc64729..c5323a4 100644
--- a/js/sims/Tournament.js
+++ b/js/sims/Tournament.js
@@ -378,12 +378,12 @@ function Tournament(config){
 	};
 
 	// Remove...
-	self.remove = function(INSTANT){
-		return _remove(self);
-	};
-
 	// TODO: KILL ALL LISTENERS, TOO.
 	// TODO: Don't screw up when paused or looking at new tab
+	self.remove = function(INSTANT){
+		app.destroy();
+		return _remove(self);
+	};
 
 }
 
diff --git a/js/slides/Slides_Intro.js b/js/slides/0_Slides_Intro.js
similarity index 100%
rename from js/slides/Slides_Intro.js
rename to js/slides/0_Slides_Intro.js
diff --git a/js/slides/Slides_OneOff.js b/js/slides/1_Slides_OneOff.js
similarity index 92%
rename from js/slides/Slides_OneOff.js
rename to js/slides/1_Slides_OneOff.js
index 7a443da..9c01036 100644
--- a/js/slides/Slides_OneOff.js
+++ b/js/slides/1_Slides_OneOff.js
@@ -79,9 +79,14 @@ SLIDES.push({
 			message:"slideshow/next"
 		});
 
+	},
+
+	onend: function(self){
+		self.objects.iterated.dehighlightPayoff();
+		self.remove("topWords");
+		self.remove("btmWords");
+		self.remove("btnNext");
 	}
 
-},{
-	onstart:function(){
-	}
-});
\ No newline at end of file
+});
+
diff --git a/js/slides/2_Slides_Iterated.js b/js/slides/2_Slides_Iterated.js
new file mode 100644
index 0000000..1a5690a
--- /dev/null
+++ b/js/slides/2_Slides_Iterated.js
@@ -0,0 +1,71 @@
+SLIDES.push({
+
+	id: "iterated",
+	
+	onjump: function(self){
+
+		// Iterated Simulation
+		self.add({id:"iterated", type:"Iterated", x:130, y:133});
+		
+	},
+
+	onstart: function(self){
+
+		// ROUNDS
+		var ROUNDS = [
+			{id:"tft", num:5},
+			//{id:"all_d", num:4},
+			//{id:"all_c", num:4},
+			//{id:"grudge", num:5},
+			//{id:"prober", num:7}
+		];
+		ROUND_INDEX = 0;
+		ROUND_NUM = 0;
+
+		self.add({
+			id:"buttonCheat", type:"Button", x:275, y:403, 
+			text_id:"label_cheat",
+			message:"iterated/cheat"
+		});
+
+		self.add({
+			id:"buttonCooperate", type:"Button", x:495, y:400, 
+			text_id:"label_cooperate",
+			message:"iterated/cooperate"
+		});
+
+		_.listenerRoundStart = subscribe("iterated/round/start", function(){
+			publish("buttonCheat/deactivate");
+			publish("buttonCooperate/deactivate");
+		});
+		_.listenerRoundEnd = subscribe("iterated/round/end", function(){
+
+			publish("buttonCheat/activate");
+			publish("buttonCooperate/activate");
+
+			// Next round
+			ROUND_NUM++;
+			if(ROUND_NUM >= ROUNDS[ROUND_INDEX].num){
+
+				// Next opponent
+				ROUND_NUM = 0;
+				ROUND_INDEX++; 
+				if(ROUND_INDEX >= ROUNDS.length){
+					publish("slideshow/scratch"); // NEXT SLIDE, WHATEVER
+				}else{
+					publish("iterated/newOpponent",[ROUNDS[ROUND_INDEX].id]);
+				}
+
+			}
+			
+		});
+
+	},
+
+	onend: function(self){
+		self.clear();
+	}
+
+},{
+	onstart: function(self){}
+});
\ No newline at end of file
diff --git a/js/slides/3_Slides_Tournament.js b/js/slides/3_Slides_Tournament.js
new file mode 100644
index 0000000..e69de29
diff --git a/js/slides/4_Slides_Evolution.js b/js/slides/4_Slides_Evolution.js
new file mode 100644
index 0000000..e69de29
diff --git a/js/slides/5_Slides_Noise.js b/js/slides/5_Slides_Noise.js
new file mode 100644
index 0000000..e69de29
diff --git a/js/slides/Slides_Sandbox.js b/js/slides/6_Slides_Sandbox.js
similarity index 100%
rename from js/slides/Slides_Sandbox.js
rename to js/slides/6_Slides_Sandbox.js
diff --git a/js/slides/7_Slides_Conclusion.js b/js/slides/7_Slides_Conclusion.js
new file mode 100644
index 0000000..e69de29
diff --git a/js/slides/8_Slides_Credits.js b/js/slides/8_Slides_Credits.js
new file mode 100644
index 0000000..e69de29
diff --git a/js/slides/Slides_Iterated.js b/js/slides/Slides_Iterated.js
deleted file mode 100644
index c2df7e9..0000000
--- a/js/slides/Slides_Iterated.js
+++ /dev/null
@@ -1,23 +0,0 @@
-SLIDES.push({
-
-	id: "iterated",
-	add:[
-
-		// The Iterated simulation
-		{id:"iterated", type:"Iterated", x:130, y:125},
-
-		// Buttons
-		{
-			id:"buttonCheat", type:"Button", x:275, y:403, 
-			text_id:"label_cheat",
-			message:"iterated/cheat"
-		},
-		{
-			id:"buttonCooperate", type:"Button", x:495, y:400, 
-			text_id:"label_cooperate",
-			message:"iterated/cooperate"
-		}
-
-	]
-
-});
\ No newline at end of file
diff --git a/lang/en.html b/lang/en.html
index a502c82..3633ded 100644
--- a/lang/en.html
+++ b/lang/en.html
@@ -232,3 +232,37 @@ rules
 <p id="label_reproduce_top_5">
 3) reproduce top 5
 </p>
+
+
+
+<!-- - - - - - - - - - - - - - - - - -->
+<!-- - - - NAVIGATING CHAPTERS - - - -->
+<!-- - - - - - - - - - - - - - - - - -->
+
+<p id="chapter_intro">
+0. Introduction
+</p>
+<p id="chapter_oneoff">
+1. One Game
+</p>
+<p id="chapter_iterated">
+2. Repeated Game
+</p>
+<p id="chapter_tournament">
+3. One Tournament
+</p>
+<p id="chapter_evolution">
+4. Repeated Tournament
+</p>
+<p id="chapter_noise">
+5. Making Mistaeks
+</p>
+<p id="chapter_sandbox">
+6. Sandbox
+</p>
+<p id="chapter_conclusion">
+7. Conclusion
+</p>
+<p id="chapter_credits">
+X. Credits
+</p>