Free JavaScript Course
Learn JavaScript
From Scratch
Master JavaScript — the programming language of the web. From variables and loops to functions and arrays, every lesson is free, beginner-friendly, and packed with examples.
14 Lessons
Beginner Friendly
With Code Examples
100% Free
JavaScript Lessons
L 01
JavaScript Tutorial — Complete Beginner's Guide
Introduction to JavaScript — what it is, how it works in a browser, and how to write your first JS program.
IntroBeginner
L 02
JavaScript Syntax — Simple Beginner's Guide
Learn JavaScript syntax rules — statements, semicolons, case sensitivity, comments, and code structure.
SyntaxBasics
L 03
JavaScript Variables — Complete Guide
Understand var, let, and const — how to declare, assign, and update variables with data types explained.
Variablesletconst
L 04
JavaScript Operators — Complete Guide
Learn arithmetic, assignment, comparison, and logical operators with practical code examples.
OperatorsLogic
L 05
JavaScript Loops — Complete Guide
Master for, while, and do...while loops — how to repeat code, iterate arrays, and control loop flow.
forwhileLoops
L 06
JavaScript Strings
Work with text in JavaScript — string creation, template literals, and the most useful string methods.
StringsMethods
L 07
JavaScript Numbers — Complete Guide
Understand numbers in JS — integers, floats, NaN, Infinity, Math methods, and number formatting.
NumbersMath
L 08
JavaScript Functions — Complete Guide
Learn how to define and call functions, pass parameters, return values, and use arrow functions.
FunctionsArrowReturn
L 09
JavaScript Objects
Create and use objects — key-value pairs, object methods, this keyword, and property access.
Coming Soon
L 10
JavaScript Scope
Understand global scope, local scope, block scope, and how let/const behave differently from var.
Coming Soon
L 11
JavaScript Dates
Work with the Date object — create dates, format them, get day/month/year, and compare dates.
Coming Soon
L 12
JavaScript Temporal
Explore the modern Temporal API — the successor to the Date object for precise date and time handling.
Coming Soon
L 13
JavaScript Arrays
Create and manipulate arrays — push, pop, map, filter, find, forEach and all essential array methods.
Coming Soon
L 14
JavaScript Sets
Learn JavaScript Sets — store unique values, add/delete items, and use Set operations for deduplication.
Coming Soon
Ready to start learning JavaScript?
Begin with Lesson 1 and build your JS skills at your own pace — completely free.
Start from Lesson 1