diff --git a/index.js b/index.js
index 43db2abe..3799be22 100644
--- a/index.js
+++ b/index.js
@@ -15,11 +15,25 @@
         + It should return a string with `name` and `age`. Example: "Mary, 50"
 */
 
-function Person() {
+function Person(name,age) {
+  this.name = name;
+  this.age = age;
+  this.stomach = [];
+}
 
+Person.prototype.eat = function(food) {
+  if(this.stomach.length <= 9){
+    this.stomach.push(food);
+  }
 }
 
+Person.prototype.poop = function() {
+  this.stomach.length = 0;
+}
 
+Person.prototype.toString = function() {
+  return(`${this.name}, ${this.age}`);
+}
 /*
   TASK 2
     - Write a Car constructor that initializes `model` and `milesPerGallon` from arguments.
@@ -36,8 +50,29 @@ function Person() {
         + The `drive` method should return a string "I ran out of fuel at x miles!" x being `odometer`.
 */
 
-function Car() {
+function Car(model,milesPerGallon) {
+  this.model = model;
+  this.milesPerGallon = milesPerGallon;
+  this.tank = 0;
+  this.odometer = 0;
+  this.drive = function (distance) {
+    let current = 0
+    for(i<0;i<distance;i++){
+      if(current === honk.milesPerGallon){
+        current = 0
+        this.tank -= 1
+      }
+      else if(tank === 0){
+        return(`I ran out of fuel at ${this.odometer} miles!`);
+      }
+      this.odometer + 1
+      current + 1
+    }
+  }
+}
 
+Car.prototype.fill = function (gallons) {
+  this.tank += gallons
 }
 
 
@@ -49,18 +84,26 @@ function Car() {
         + Should return a string "Playing with x", x being the favorite toy.
 */
 
-function Baby() {
+function Baby(name,age,favoriteToy) {
+  this.name = name;
+  this.age = age;
+  this.favoriteToy = favoriteToy
+}
+Baby.prototype = Object.create(Person.prototype)
 
+Baby.prototype.play = function() {
+  return `Playing with ${this.favoriteToy}`
 }
 
 
+
 /* 
   TASK 4
   In your own words explain the four principles for the "this" keyword below:
-  1. 
-  2. 
-  3. 
-  4. 
+  1. Create a new parameter to exist outside of the Window scope
+  2. ties each parameter to a value or word
+  3. invoke said words
+  4. pass them to another value tied to its scope
 */
 
 ///////// END OF CHALLENGE /////////
diff --git a/package-lock.json b/package-lock.json
index d758c657..4a96a12c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "codegraded-project-js",
-  "version": "0.0.8",
+  "version": "0.0.9",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "codegraded-project-js",
-      "version": "0.0.8",
+      "version": "0.0.9",
       "devDependencies": {
         "@babel/core": "7.17.8",
         "@babel/plugin-transform-runtime": "7.17.0",