1: Use var, let, and const

var:reassign and redefine

let:reassign

const:can not changed

2:Create Basic Variables

3: Legal and Illegal Variable Names

a:legal variables:

var hassan = "name";

var karachi = "city";

var price = 199;

var $laptop = "Dell";

b:illegal variables:

var 34hassan = "name";

var @karachi = "city";

var -price = 199;

var /laptop = "Dell";

4:Basic Math Expression

5:Unfamiliar Math Operators (++,--,% and \\)

7:Text Concatenation

8:User Input with Prompt

9:Simple If Statement/ Age-based decision

10:Comparison Operators

11:If...Else and Else If/(temprature checker)

12:u are male or female/with age

14:create array

15:Add/Remove Elements in Array

16:Splice and Slice/ Edit and extract from array

17:Simple For Loop

18: Stop Loop Early (Break Example)

19: For loop + Boolean flags

20: Nested For Loop/Multiplication Table