diff --git a/classes.js b/classes.js
index 1b13e77..01a1123 100644
--- a/classes.js
+++ b/classes.js
@@ -7,4 +7,5 @@
 // Also give it a method "Speak", which says "Hello, My name is + name + and I'm + age + years old. I love + Hobby"
 
 
-// Extend Person class and create one class for each member of your family.
\ No newline at end of file
+// Extend Person class and create one class for each member of your family.
+//
\ No newline at end of file
diff --git a/prototypes.js b/prototypes.js
index 5625c97..b3e7ad3 100644
--- a/prototypes.js
+++ b/prototypes.js
@@ -15,13 +15,29 @@
   * dimensions (These represent the character's size in the video game)
   * destroy() // prototype method that returns: `${this.name} was removed from the game.`
 */
-
+function GameObject(attributes) {
+  this.createdAt = attributes.createdAt;
+  this.dimensions = attributes.dimensions;
+}
+GameObject.prototype.destroy = function() {
+  return `${this.name} was removed from the game.`
+}
 /*
   === CharacterStats ===
   * healthPoints
   * takeDamage() // prototype method -> returns the string '<object name> took damage.'
   * should inherit destroy() from GameObject's prototype
 */
+function CharacterStats(attr) {
+  GameObject.call(this, attr)
+  this.name = attr.name;
+  this.healthPoints = attr.healthPoints;
+}
+CharacterStats.prototype = Object.create(GameObject.prototype);
+
+CharacterStats.prototype.takeDamage = function() {
+  return `${this.name} took damage.`
+}
 
 /*
   === Humanoid (Having an appearance or character resembling that of a human.) ===
@@ -32,7 +48,17 @@
   * should inherit destroy() from GameObject through CharacterStats
   * should inherit takeDamage() from CharacterStats
 */
- 
+function Humanoid(attributes) {
+  CharacterStats.call(this, attributes)
+  this.team = attributes.team;
+  this.weapons = attributes.weapons;
+  this.language = attributes.language;
+}
+Humanoid.prototype = Object.create(CharacterStats.prototype);
+
+Humanoid.prototype.greet = function() {
+  return `${this.name} offers a greeting in ${this.language}`;
+} 
 /*
   * Inheritance chain: GameObject -> CharacterStats -> Humanoid
   * Instances of Humanoid should have all of the same properties as CharacterStats and GameObject.
@@ -107,4 +133,5 @@
   // Stretch task: 
   // * Create Villain and Hero constructor functions that inherit from the Humanoid constructor function.  
   // * Give the Hero and Villains different methods that could be used to remove health points from objects which could result in destruction if health gets to 0 or drops below 0;
-  // * Create two new objects, one a villain and one a hero and fight it out with methods!
\ No newline at end of file
+  // * Create two new objects, one a villain and one a hero and fight it out with methods!
+  
\ No newline at end of file
diff --git a/this.js b/this.js
index 969bbee..cf4b033 100644
--- a/this.js
+++ b/this.js
@@ -1,26 +1,61 @@
-/* The for principles of "this";
-* in your own words. explain the four principle for the "this" keyword below.
-*
-* 1. 
-* 2. 
-* 3. 
-* 4. 
-*
-* write out a code example of each explanation above
-*/
+// * The for principles of "this";
+// * in your own words. explain the four principle for the "this" keyword below.
+
+// * 1
+// * 2
+// * 3
+// * 4
+
+// * write out a code example of each explanation above
+
 
 // Principle 1
 
 // code example for Window Binding
+function dayOfTheWeek(date) {
+    console.log(this)
+}
+dayOfTheWeek("Wednesday");
 
 // Principle 2
 
 // code example for Implicit Binding
-
+const food = {
+    name: "Cheeseburger",
+    ingredients: ["Cheese", " Meat", " Lettuce", " Bacon"],
+    howToMake: function() {
+        console.log(`A ${this.name} has ${this.ingredients}`);
+    }
+}
+
+food.howToMake();
 // Principle 3
 
 // code example for New Binding
-
+function BestJSFramework(framework) {
+    this.framework = framework;
+    this.end = "is the best framework, period!"
+    this.iAmBest = function() {
+        console.log(`${this.framework} ${this.end}`)
+    }
+}
+
+const angular = new BestJSFramework("Angular");
+const react = new BestJSFramework("React");
+
+angular.iAmBest();
+react.iAmBest();
 // Principle 4
 
-// code example for Explicit Binding
\ No newline at end of file
+// code example for Explicit Binding
+const city = {
+    name: "New York City"
+  }
+
+  const neighborhoods = ["Upper West Side", "East Village", "Lower Manhattan"];
+
+function neighborhoodsInCity(neighborhoods) {
+     console.log(`${neighborhoods} are located in ${this.name}`);
+    }
+
+  neighborhoodsInCity.call(city, neighborhoods);