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intermediate
Ages 11-14

JavaScript Intermediate: Dynamic Applications

Build dynamic web applications! Master arrays, objects, DOM manipulation, and create projects that save and load data.

16

hours

12

lessons

1600

XP

Free Course

Start Learning Today!

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What's Included

What You'll Learn

Skills and knowledge you'll gain from this course

Hands-On Coding

Write real code and see it work instantly in your browser!

Creative Projects

Build fun projects that you can share with friends and family!

Your Learning Journey

Follow these steps to become a coding superstar!

1

Start Here!

Begin

Learn the basics and get comfortable with coding concepts

2

Practice & Build

Learn

Course Content

12 lessons to master JAVASCRIPT

1600 Total XP
1

Review: JavaScript Fundamentals

60
Full lifetime access
Interactive code editor
Quizzes & challenges
Earn XP & achievements

Perfect for beginners

No prior experience needed

This course is designed specifically for kids to learn coding in a fun and interactive way!

Earn Rewards

Collect XP points and badges as you complete lessons!

Apply what you learn by completing fun coding exercises

3

Complete Challenges

Challenge

Test your skills with quizzes and mini-projects

Earn Your Certificate!

Complete

Finish all lessons to get your course completion certificate!

Quick refresh on variables, functions, and control flow

Interactive
Hands-on codingCode
Quiz
2

Arrays: Lists of Data

100

Store and access collections of information

Interactive
Hands-on codingCode
Quiz
3

Array Methods

120

Master push, pop, map, filter, and forEach

Interactive
Hands-on codingCode
Quiz
4

Objects: Structured Data

110

Organize related data with key-value pairs

Interactive
Hands-on codingCode
Quiz
5

Object Methods & this

120

Add behavior to objects and understand context

Interactive
Hands-on codingCode
Quiz
6

Advanced DOM Manipulation

130

Create, remove, and modify elements dynamically

Interactive
Hands-on codingCode
Quiz
7

Form Handling

120

Collect and validate user input from forms

Interactive
Hands-on codingCode
Quiz
8

Local Storage

110

Save data in the browser that persists between sessions

Interactive
Hands-on codingCode
Quiz
9

Error Handling

100

Use try/catch to handle errors gracefully

Interactive
Hands-on codingCode
Quiz
10

Debugging Techniques

100

Find and fix bugs with console and dev tools

Interactive
Hands-on codingCode
Quiz
11

Timers & Intervals

90

Schedule code with setTimeout and setInterval

Interactive
Hands-on codingCode
Quiz
12

Project: Todo List App

180

Build a full-featured todo app with local storage!

Interactive
Hands-on codingCode
Quiz