diff --git a/todo_list.js b/todo_list.js
index 110fce6..1309031 100644
--- a/todo_list.js
+++ b/todo_list.js
@@ -1,10 +1,78 @@
-var newTodoList = function() {
-	// ???
+var Task = function(id, desc) {
+  this.id = id;
+  this.description = desc;
+  this.completed = false;
+}
+
+Task.prototype.complete = function(){
+  this.completed = true;
+}
+
+
+var TodoList = function() {
+	this.tasks = [];
 };
 
+TodoList.prototype.add = function(name) {
+  newTask = new Task(
+    this.tasks.length + 1,
+    name
+  )
+  this.tasks.push (newTask);
+};
 
+TodoList.prototype.list = function() {
+  return this.tasks
+};
 
+TodoList.prototype.remove = function(item) {
+  index = this.tasks.indexOf(item)
+  this.tasks.splice(index,1)
+}
+
+// Todolist.tasks.prototype.complete = funcion.....
 // Driver code
 
 
-var todoList = newTodoList();
\ No newline at end of file
+//var todoList = newTodoList();
+
+// Note we are using a JavaScript constructor now.
+var groceryList = new TodoList();
+groceryList.add('bread');
+groceryList.add('cheese');
+groceryList.add('milk');
+
+// tasks is now an array of Task objects
+groceryList.tasks; //-> [Task, Task, Task]
+
+groceryList.list();
+//> Task {id: 1, description: 'bread', completed: false}
+//> Task {id: 2, description: 'cheese', completed: false}
+//> Task {id: 3, description: 'milk', completed: false}
+
+
+// getting a task object
+var breadTask = groceryList.tasks[0];
+//console.log(groceryList.taskList[0])
+breadTask.id //-> 1 (some unique numerical ID)
+breadTask.description //-> 'bread'
+breadTask.completed //-> false
+
+
+// This should complete the task
+breadTask.complete();
+
+breadTask.completed //-> true
+
+groceryList.list();
+//> Task {id: 1, description: 'bread', completed: true}
+//> Task {id: 2, description: 'cheese', completed: false}
+//> Task {id: 3, description: 'milk', completed: false}
+
+
+// This should remove the task from the todo list
+groceryList.remove(breadTask);
+
+groceryList.list();
+//> Task {id: 2, description: 'cheese', completed: false}
+//> Task {id: 3, description: 'milk', completed: false}