diff --git a/components/Dropdown/Dropdown.js b/components/Dropdown/Dropdown.js
index c6cad4454..82506f12e 100644
--- a/components/Dropdown/Dropdown.js
+++ b/components/Dropdown/Dropdown.js
@@ -2,24 +2,26 @@ class Dropdown {
   constructor(element) {
     
     // Assign this.element to the dropdown element
-    this.element;
+    const de = document.querySelector('.dropdown-content')
+    this.element = element
     
     // Get the element with the ".dropdown-button" class found in the dropdown element (look at the HTML for context)
-    this.button = this.element.querySelector();
+    this.button = this.element.querySelector('.dropdown-button');
     
     // assign the reference to the ".dropdown-content" class found in the dropdown element
-    this.content;
+    this.content = de
     
     // Add a click handler to the button reference and call the toggleContent method.
     this.button.addEventListener('click', () => {
-
+      console.log(this)
+      this.toggleContent()
     })
   }
 
   toggleContent() {
     
     // Toggle the ".dropdown-hidden" class off and on
-    this.content;
+    this.content.classList.toggle('dropdown-hidden')
   }
 }
 
diff --git a/components/Tabs/Tabs.js b/components/Tabs/Tabs.js
index 4163d47aa..a0bc0011e 100644
--- a/components/Tabs/Tabs.js
+++ b/components/Tabs/Tabs.js
@@ -1,62 +1,61 @@
-
 class TabLink {
   constructor(element) {
     // Assign this.element to the passed in DOM element
-    // this.element;
-    
-    // Get the custom data attribute on the Link
-    // this.data;
+     this.element = element;
     
-    // Using the custom data attribute get the associated Item element
-    // this.itemElement;
-    
-    // Using the Item element, create a new instance of the TabItem class
-    // this.tabItem;
+     this.data = this.element.dataset.tab
+   
+     this.itemElement = document.querySelector(`.tabs-item[data-tab="${this.data}"]`)
+                                console.log(this.itemElement)                  
+      this.tabItem = new TabItem(this.itemElement)
     
     // Add a click event listener on this instance, calling the select method on click
-
+          this.element.addEventListener('click', ()=> this.select()) 
+    // or we can use this.select.bind(this) in place of the above arrow function
   };
 
   select() {
     // Get all of the elements with the tabs-link class
-    // const links;
-
+     const links = document.querySelectorAll('.tabs-link') 
     // Using a loop or the forEach method remove the 'tabs-link-selected' class from all of the links
     // Array.from(links).forEach();
-
+    links.forEach(link => link.classList.remove('tabs-link-selected'))
     // Add a class named "tabs-link-selected" to this link
-    // this.element;
+    this.element.classList.add('tabs-link-selected')
     
     // Call the select method on the item associated with this link
-
+    this.tabItem.select()  
+    // here we call to the associated TabItem that we linked above - via this.itemElement = document.querySelector(`.tabs-item[data-tab="${this.data}"]`)
   }
 }
 
 class TabItem {
   constructor(element) {
     // Assign this.element to the passed in element
-    // this.element;
+     this.element = element;
+     console.log(this.element)
   }
 
   select() {
     // Select all ".tabs-item" elements from the DOM
-    // const items;
+     const items = document.querySelectorAll('.tabs-item')
 
     // Remove the class "tabs-item-selected" from each element
-    
+    items.forEach(item => item.classList.remove('tabs-item-selected'))
     // Add a class named "tabs-item-selected" to this element
-    //this.element;
+     this.element.classList.add('tabs-item-selected') 
   }
 }
 
 /* START HERE: 
-
 - Select all classes named ".tabs-link" and assign that value to the links variable
-
 - With your selection in place, now chain a .forEach() method onto the links variable to iterate over the DOM NodeList
-
 - In your .forEach() method's callback function, return a new instance of TabLink and pass in each link as a parameter
-
 */
 
-links = document.querySelectorAll();
\ No newline at end of file
+
+links = document.querySelectorAll('.tabs-link');
+
+links.forEach(link =>
+     new TabLink(link)
+);
\ No newline at end of file