Achievement

Introducing jQuery (2017)

jQuery Basics

Achievement

Playing a Counting Game

Introduction to Algorithms

Achievement

Validating Data

REST API Validation with Express

Achievement

The Importance of Data Validation

REST API Validation with Express

Achievement

Using Templates with Express

Express Basics

Achievement

Getting Started with Express

Express Basics

Achievement

Handling Routes in Node.js

Build a Simple Dynamic Site with Node.js

Achievement

Creating a Simple Server in Node.js

Build a Simple Dynamic Site with Node.js

Achievement

Creating a Command Line Weather Application

Node.js Basics 2017

Achievement

Handling Errors in Node

Node.js Basics 2017

Achievement

Getting Data From an API With Node

Node.js Basics 2017

Achievement

Introduction to Node.js

Node.js Basics 2017

Achievement

Rendering the Game

Object-Oriented JavaScript: Challenge

Achievement

Traversing the DOM

Interacting with the DOM

Achievement

Responding to User Interaction

Interacting with the DOM

Achievement

Building Constructor Methods and Generating Objects

Object-Oriented JavaScript: Challenge

Achievement

Introducing 'Four in a Row'

Object-Oriented JavaScript: Challenge

Achievement

Getters and Setters

Object-Oriented JavaScript

Achievement

Working with Classes in JavaScript

Object-Oriented JavaScript

Achievement

Object Basics

Object-Oriented JavaScript

Achievement

Introduction to Object-Oriented JavaScript

Object-Oriented JavaScript

Achievement

Exploring Async/Await

Asynchronous Programming with JavaScript

Achievement

Understanding Promises

Asynchronous Programming with JavaScript

Achievement

Asynchronous JavaScript with Callbacks

Asynchronous Programming with JavaScript

Achievement

Callbacks and the DOM

Callback Functions in JavaScript

Achievement

Callbacks with Timers

Callback Functions in JavaScript

Achievement

Introduction to Callback Functions

Callback Functions in JavaScript

Achievement

JavaScript Functions

JavaScript Quickstart

Achievement

Array Manipulation

JavaScript Array Iteration Methods

Achievement

Array Iteration

JavaScript Array Iteration Methods

Achievement

Programming AJAX

AJAX Basics

Achievement

What is Asynchronous Programming?

Asynchronous Programming with JavaScript

Achievement

Making Changes to the DOM

JavaScript and the DOM

Achievement

Getting a Handle on the DOM

JavaScript and the DOM

Achievement

The Browser Environment

JavaScript and the DOM

Achievement

JavaScript Tools and Workflows

The Landscape of JavaScript

Achievement

JavaScript is Everywhere

The Landscape of JavaScript

Achievement

Loop Through Objects

JavaScript Objects

Achievement

Object Basics

JavaScript Objects

Achievement

Multidimensional Arrays

JavaScript Arrays

Achievement

Loop Through Arrays

JavaScript Arrays

Achievement

Store Multiple Values in an Array

JavaScript Arrays

Achievement

Working with 'for' Loops

JavaScript Loops

Achievement

Simplify Repetitive Tasks with Loops

JavaScript Loops

Achievement

Searching Names

Algorithms: Sorting and Searching

Achievement

Sorting Algorithms

Algorithms: Sorting and Searching

Achievement

Getting the REST You Need 2

Introduction to REST APIs

Achievement

Stateful Components

React Basics (2018)

Achievement

Introducing Props

React Basics (2018)

Achievement

Thinking in Components

React Basics (2018)

Achievement

Organizing Forms

HTML Forms

Achievement

Form Basics

HTML Forms

Achievement

First Steps in React

React Basics (2018)

Achievement

Getting a Handle on the DOM

JavaScript and the DOM (Retiring)

Achievement

The Browser Environment

JavaScript and the DOM (Retiring)

Achievement

Arrow Functions

JavaScript Functions

Achievement

Pass Information Into Functions

JavaScript Functions

Achievement

Create Reusable Code with Functions

JavaScript Functions

Achievement

The Math Object

JavaScript Numbers

Achievement

Working with Numbers

JavaScript Numbers

Achievement

Making Decisions in Your Code with Conditional Statements

JavaScript Basics

Achievement

Working With Strings

JavaScript Basics

Achievement

Storing and Tracking Information with Variables

JavaScript Basics

Achievement

Hello, JavaScript!

JavaScript Basics

Achievement

Basic Layout

CSS Basics (2014)

Achievement

The Box Model

CSS Basics (2014)

Achievement

Understanding Values and Units

CSS Basics (2014)

Achievement

Basic Selectors

CSS Basics (2014)

Achievement

Getting Started with CSS

CSS Basics (2014)

Achievement

AJAX Concepts

AJAX Basics

Achievement

Functional Rules

Functional Python

Achievement

Meet Selenium

Introduction to Selenium

Achievement

Django Forms

Django Forms

Achievement

Packing and Unpacking

Functions, Packing, and Unpacking

Achievement

Getting Info In and Out of Functions

Functions, Packing, and Unpacking

Achievement

Introduction to Functions

Functions, Packing, and Unpacking

Achievement

Getting to Know Tuples

Introducing Tuples

Achievement

Sequence Operations

Python Sequences

Achievement

Sequence Iterations

Python Sequences

Achievement

Iterating and Packing with Dictionaries

Introducing Dictionaries

Achievement

Introducing Dictionaries

Introducing Dictionaries

Achievement

Building Custom Filters

Customizing Django Templates

Achievement

Building Custom Tags

Customizing Django Templates

Achievement

Template Tags and Filters

Customizing Django Templates

Achievement

Handling Errors When Manipulating Data

Modifying Data with SQL

Achievement

Deleting Data from a Database

Modifying Data with SQL

Achievement

Updating Data in a Database

Modifying Data with SQL

Achievement

Adding Data to a Database

Modifying Data with SQL

Achievement

Python File Systems Navigation

Python for File Systems

Achievement

Treehouse Club - JavaScript

Treehouse Club: JavaScript

Achievement

Treehouse Club - CSS

Treehouse Club: CSS

Achievement

Welcome to the Treehouse Club

Treehouse Club: HTML

Achievement

Computer Basics

Computer Basics

Achievement

Computer Languages

Computer Basics

Achievement

Introducing Data Scraping

Scraping Data From the Web

Achievement

What is Big Data

Introduction to Big Data

Achievement

Creating Reports

Data Science Basics

Achievement

Exporting

Data Science Basics

Achievement

Cleaning Data

Data Science Basics

Achievement

Describing Data

Data Science Basics

Achievement

Getting Started with Data Science

Data Science Basics

Achievement

Meet Lists

Introducing Lists

Achievement

Chart Toppers

Introduction to Data Visualization with Matplotlib

Achievement

All Together Now

Python Basics

Achievement

Types and Branching

Python Basics

Achievement

Meet Python

Python Basics

Achievement

Error Checking

Intermediate Excel

Achievement

Conditional Formatting

Intermediate Excel

Achievement

Pivot Tables

Intermediate Excel

Achievement

LOOKUP Functions

Intermediate Excel

Achievement

Getting Started With Spreadsheets

Spreadsheet Basics

Achievement

Introducing Spreadsheets

Spreadsheet Basics

Achievement

Getting Started with Data Visualization

Introduction to Data Visualization with Matplotlib

Achievement

Bokeh Visualizations

Data Visualization with Bokeh

Achievement

Bokeh Data

Data Visualization with Bokeh

Achievement

Test Time!

Django Basics

Achievement

Final Details

Django Basics

Achievement

Django Templates

Django Basics

Achievement

Model Administration

Django Basics

Achievement

Exploration

Web Design Process

Achievement

Discovery

Web Design Process

Achievement

What a View

Django Basics

Achievement

Say Hello to Django

Django Basics

Achievement

Covering Your Bases

Python Testing

Achievement

Be Assertive!

Python Testing

Achievement

What Is Testing?

Python Testing

Achievement

Timezones

Dates and Times in Python (2014)

Achievement

Math Quiz App

Dates and Times in Python (2014)

Achievement

Dates and Times

Dates and Times in Python (2014)

Achievement

Buggy Logs

Write Better Python

Achievement

Cleaner Code

Write Better Python

Achievement

Dice Roller

Object-Oriented Python

Achievement

Python: Advanced Objects

Object-Oriented Python

Achievement

Python: Inheritance

Object-Oriented Python

Achievement

Python: Instant Objects

Object-Oriented Python

Achievement

Going Further with HTML

HTML Basics

Achievement

Images, Text and Links

HTML Basics

Achievement

Structuring Your Content

HTML Basics

Achievement

Getting Started With HTML

HTML Basics

Achievement

Takin' Names

Build a Social Network with Flask

Achievement

Making Strong Users

Build a Social Network with Flask

Achievement

Gettin' CRUD-y With It

Using Databases in Python

Achievement

Our Diary App

Using Databases in Python

Achievement

Character Builder

Flask Basics

Achievement

Flask Templates

Flask Basics

Achievement

Welcome to Flask

Flask Basics

Achievement

GET and POST Requests in a Browser

HTTP Basics

Achievement

Introduction to HTTP

HTTP Basics

Achievement

Adding a New Web Page

Introduction to HTML and CSS (2016)

Achievement

Make It Beautiful with CSS

Introduction to HTML and CSS (2016)

Achievement

HTML: The Structural Foundation of Web Pages and Applications

Introduction to HTML and CSS (2016)

Achievement

Getting Familiar with HTML and CSS

Introduction to HTML and CSS (2016)

Achievement

Meet Peewee

Using Databases in Python

Achievement

Finding the Data You Want

SQL Basics

Achievement

Getting Data from a Database

SQL Basics

Achievement

Data, Databases and SQL

SQL Basics

Achievement

Python Regular Expressions

Regular Expressions in Python

Achievement

Dungeon Game 2

Python Collections (2016, retired 2019)

Achievement

Python Sets

Python Collections (2016, retired 2019)

Achievement

Python Tuples

Python Collections (2016, retired 2019)

Achievement

Python Dictionaries

Python Collections (2016, retired 2019)

Achievement

Python Slices

Python Collections (2016, retired 2019)

Achievement

Python Lists

Python Collections (2016, retired 2019)

Achievement

Letter Game App

Python Basics (2015)

Achievement

Number Game App

Python Basics (2015)

Achievement

Shopping List App

Python Basics (2015)

Achievement

Logic in Python

Python Basics (2015)

Achievement

Python Data Types

Python Basics (2015)

Achievement

Python For Beginners

Python Basics (2015)

Achievement

Efficiency!

Java Data Structures - Retired

Achievement

The Model-View-Controller Pattern

Build an Interactive Story App (Retired)

Achievement

Intents and Multiple Activities

Build an Interactive Story App (Retired)

Achievement

User Input

Build an Interactive Story App (Retired)

Achievement

Testing and Debugging

Build a Simple Android App (2014)

Achievement

Improving Our Code

Build a Simple Android App (2014)

Achievement

Coding the Fun Facts

Build a Simple Android App (2014)

Achievement

Basic Android Programming

Build a Simple Android App (2014)

Achievement

Creating the Initial Screen Layout

Build a Simple Android App (2014)

Achievement

Getting Started with Android

Build a Simple Android App (2014)

Achievement

Exploring the Java Collections Framework

Java Data Structures - Retired

Achievement

Organizing Data

Java Data Structures - Retired

Achievement

Getting There

Java Data Structures - Retired

Achievement

Delivering the MVP

Java Objects (Retired)

Achievement

Creating the MVP

Java Objects (Retired)

Achievement

Harnessing the Power of Objects

Java Objects (Retired)

Achievement

Meet Objects

Java Objects (Retired)

Achievement

Perfecting the Prototype

Java Basics

Achievement

Using your New Tools

Java Basics

Achievement

Getting Started with Java

Java Basics

Achievement

Creating HTML Content

How to Make a Website

Achievement

HTML First

How to Make a Website

Achievement

Beginning HTML and CSS

How to Make a Website

Achievement

Newbie