diff --git a/assignments/lambda-classes.js b/assignments/lambda-classes.js
index 71acfca0e..f03cba89d 100644
--- a/assignments/lambda-classes.js
+++ b/assignments/lambda-classes.js
@@ -1 +1,60 @@
-// CODE here for your Lambda Classes
+class Person {
+  constructor(attributes) {
+    this.name = attributes.name;
+    this.age = attributes.age;
+    this.location = attributes.location;
+    this.gender = attributes.gender;
+  }
+  speak() {
+    console.log(`Hello my name is ${this.name}, I am from ${this.location}`);
+  }
+}
+
+class Instructor extends Person {
+  constructor(instructorAttributes) {
+    super(instructorAttributes);
+    this.specialty = instructorAttributes.specialty;
+    this.favLanguage = instructorAttributes.favLanguage;
+    this.catchPhrase = instructorAttributes.catchPhrase;
+  }
+  demo(subject) {
+    console.log(`Today we are learning about ${subject}`)
+  }
+  grade(student, subject) {
+    `${student.name} receives a perfect score on ${subject}`
+  }
+}
+
+class Student extends Person {
+  constructor(studentAttributes) {
+    super(studentAttributes);
+    this.previousBackground = studentAttributes.previousBackground;
+    this.className = studentAttributes.className;
+    this.favSubjects = studentAttributes.favSubjects;
+  }
+  listsSubjects() {
+    for (subject of this.favSubjects) {
+      console.log(subject);
+    }
+  }
+  PRAssignment(subject) {
+    console.log(`${this.name} has submitted a PR for ${subject}`)
+  }
+  sprintChallenge(subject) {
+    console.log(`${this.name} has begun sprint challenge on ${subject}`);
+  }
+}
+
+class ProjectManager extends Instructor {
+  constructor(pmAttributes) {
+    super(pmAttributes);
+    this.gradClassName = pmAttributes.gradClassName;
+    this.favInstructor = pmAttributes.favInstructor;
+  }
+  standUp(channel) {
+    console.log(`${this.name} announces to ${channel}, @channel standby times!`);
+  }
+  debugsCode(student, subject) {
+    console.log(`${this.name} debug's ${student.name}\'s code on ${subject}`);
+  }
+}
\ No newline at end of file
diff --git a/assignments/prototype-refactor.js b/assignments/prototype-refactor.js
index e55ae39c0..5218a2aef 100644
--- a/assignments/prototype-refactor.js
+++ b/assignments/prototype-refactor.js
@@ -2,39 +2,39 @@
 // Today your goal is to refactor all of this code to use ES6 Classes.
 // The console.log() statements should still return what is expected of them.
 
-function GameObject(options) {
-  this.createdAt = options.createdAt;
-  this.dimensions = options.dimensions;
+class GameObject {
+  constructor (options) {
+    this.createdAt = options.createdAt;
+    this.dimensions = options.dimensions;
+  }
+  destroy() {
+    return `${this.name} was removed from the game.`;
+  }
 }
 
-GameObject.prototype.destroy = function() {
-  return `Object was removed from the game.`;
-};
-
-function CharacterStats(characterStatsOptions) {
-  GameObject.call(this, characterStatsOptions);
-  this.hp = characterStatsOptions.hp;
-  this.name = characterStatsOptions.name;
+class CharacterStats extends GameObject {
+  constructor(characterStatsOptions) {
+    super(characterStatsOptions);
+    this.hp = characterStatsOptions.hp;
+    this.name = characterStatsOptions.name;
+  }
+  takeDamage() {
+    return `${this.name} took damage.`;
+  }
 }
 
-CharacterStats.prototype = Object.create(GameObject.prototype);
-
-CharacterStats.prototype.takeDamage = function() {
-  return `${this.name} took damage.`;
-};
-
-function Humanoid(humanoidOptions) {
-  CharacterStats.call(this, humanoidOptions);
-  this.faction = humanoidOptions.faction;
-  this.weapons = humanoidOptions.weapons;
-  this.language = humanoidOptions.language;
+class Humanoid extends CharacterStats {
+  constructor(humanoidOptions) {
+    super(humanoidOptions);
+    this.faction = humanoidOptions.faction;
+    this.weapons = humanoidOptions.weapons;
+    this.language = humanoidOptions.language;
+  }
+  greet() {
+    return `${this.name} offers a greeting in ${this.language}.`;
+  }
 }
 
-Humanoid.prototype = Object.create(CharacterStats.prototype);
-
-Humanoid.prototype.greet = function() {
-  return `${this.name} offers a greeting in ${this.language}.`;
-};
 
 const mage = new Humanoid({
   createdAt: new Date(),