Programming Challenges

The Programming Challenges are used to help Khan Academy users to learn several computer programming languages (HTML/CSS, ProcessingJS library, SQL).

A user doing a programming challenge in Intro to JS: Drawing & Animation

Intro to SQL: Querying and managing databases

Challenges with Khan Academy users have to complete to acquire Intro to SQL: Querying and managing databases.

SQL basics

• Challenge: Book list database
• Challenge: Box office hits database

• Challenge: TODO list database stats

More advanced SQL queries

• Challenge: Karaoke song selector
• Challenge: Playlist maker
• Challenge: The wordiest author

• Challenge: Gradebook

Relational queries in SQL

• Challenge: Bobby's Hobbies
• Challenge: Customer's order
• Challenge: Sequels in SQL
• Challenge: FriendBook

Modifying databases with SQL

• Challenge: Dynamic Documents
• Challenge: Clothing alterations

HTML/JS: Making webpages interactive

Challenges which Khan Academy users have to complete to acquire HTML/JS: Making webpages interactive.

JS and the DOM

• Challenge: A scripted <script> tag

DOM access methods

• Challenge: ID changer
• Challenge: Custom name tags
• Challenge: Query modernizer

DOM modification

• Challenge: Avatar attributes
• Challenge: Style guide
• Challenge: Classification
• Challenge: The inside story

• Challenge: Create a solar system

DOM events

• Challenge: Cat Clicker
• Challenge: Cat-stache
• Challenge: Mad Libs

DOM animation

• Challenge: Stopwatch
• Challenge: Catwalk

HTML/CSS: Making webpages

Challenges which Khan Academy users have to complete to acquire HTML/CSS: Making webpages:

Intro to HTML

• Challenge: Write a Poem
• Challenge: You can learn text tags
• Challenge: Your learning list
• Challenge: A picture-perfect trip

Intro to CSS

• Challenge: Colorful creature
• Challenge: Seasonal ids
• Challenge: Apples and bananas classes

More HTML tags

• Challenge: Links you love
• Challenge: Jump around
• Challenge: The dinner table

CSS text properties

• Challenge: Fancy font families
• Challenge: Great big font sizes
• Challenge: Famous font formats

CSS Layout

• Challenge: Group the groupers
• The overflowing ocean
• Challenge: The boxer model
• Challenge: Position planet
• Challenge: Floating clouds

More CSS selectors

• Challenge: A classy gallery
• Challenge: Classes of elements
• Challenge: Descendants of Khan
• Challenge: Grouped animals

Intro to JS: Drawing & Animation Mastery

Challenges which Khan Academy users have to complete to acquire Intro to JS: Drawing & Animation Mastery:

Drawing basics

• Challenge: H for Hopper
• Challenge: Simple Shapes!
• Challenge: CRAZY Face

Coloring

• Challenge: Ice Cream Code
• Challenge: It's a Beautiful Day

Variables

• Challenge: Bucktooth Bunny
• Challenge: Funky Frog
• Challenge: Brown Bear Eyes

Animation basics

• Challenge: Exploding Sun
• Challenge: Tasty Tomato
• Challenge: Mouse movement mania
• Challenge: Parting Clouds

Text and Strings

• Challenge: My Favorite Foods
• Challenge: Mouse Tracker

Functions

• Challenge: Say Your Name
• Challenge: Moles in Holes
• Challenge: Calculator

Logic and if Statements

• Challenge: Bouncy Ball
• Challenge: Your First Painting App
• Challenge: Number Analyzer
• Challenge: Your First Button
• Challenge: Smarter Button
• Challenge: Flashy Flash Card

Looping

• Challenge: A Loopy Ruler
• Challenge: A Loopy Landscape
• Challenge: Lined Paper

Arrays

• Challenge: Favorite Fruits
• Challenge: Favorite Animals
• Challenge: Constellation Maker

Objects

• Challenge: Recipe Card
• Challenge: Picture Painter
• Challenge: Movie Reviews

Object-Oriented Design

• Challenge: Double Rainbow
• Challenge: SmileyFace
• Challenge: Flower Grower

Advanced JS: Games & Visualizations

Challenges which Khan Academy users have to complete in the Advanced JS: Games & Visualizations: Transformations

• Challenge: Translation salvation
• Challenge: Rotation
• Challenge: Optical illusion
• Challenge: Shining scaling sun

Scene management

• Challenge: Story teller

Buttons

• Challenge: Rabbit Racer

Making a Side Scroller: Hoppy Beaver

• Challenge: Pong

Making a Memory Game

• Challenge: Tic-Tac-Toe

Advanced JS: Natural Simulations

Challenges which Khan Academy users have to complete to acquire Advanced JS: Natural Simulations:

Randomness

• Challenge: Random blobber
• Challenge: Up walker
• Challenge: Gaussian walk
• Challenge: Lévy walker

Noise

• Challenge: Noisy step walker
• Challenge: Animated noise

Vectors

• Challenge: Vector walker
• Challenge: Lightsaber
• Challenge: Magnitude visualizer
• Challenge: Braking car
• Challenge: Static functions
• Challenge: Mouse stalker

Forces

• Challenge: Floating balloon
• Challenge: Wall balls
• Challenge: Speed bumps
• Challenge: Sinking logs
• Challenge: Artwork generator
• Challenge: Mutual repulsion

Angular Movement

• Challenge: Spinning baton
• Challenge: Falling boulder
• Challenge: Turning car
• Challenge: Spiral drawer

Oscillations

• Challenge: Rainbow slinky
• Challenge: Spaceship ride
• Challenge: Many waves
• Challenge: Pendulum puppet

Particle Systems

• Challenge: Falling leaves
• Challenge: Fish bubbles
• Challenge: Fire starter
• Challenge: Magical cauldron
• Challenge: River rocks

HTML/JS: Making webpages interactive

JS and the DOM

• Challenge: A scripted script tag

DOM access methods

• Challenge: ID changer
• Challenge: Custom name tags
• Challenge: Query modernizer

DOM modification

• Challenge: Avatar attributes
• Challenge: Style guide
• Challenge: Classification
• Challenge: The Inside Story
• Challenge: Create a solar system

DOM events

• Challenge: Cat clicker
• Challenge: Cat-stache
• Challenge: Mad Libs

DOM animation

• Challenge: Stopwatch
• Challenge: Catwalk

HTML/JS: Making webpages interactive With jQuery

Welcome to jQuery

• Challenge: Your first jQuery

DOM access with jQuery

• Challenge: Unicorn-ify a page with jQuery
• Challenge: Famous discoveries

DOM modification with jQuery

• Challenge: The changing caterpillar
• Challenge: Creature creator

jQuery techniques

• Challenge: Loopy language
• Challenge: Daisy chain

DOM events with jQuery

• Challenge: Croc clicker
• Challenge: Spot the Dog

Form processing with jQuery

• Challenge: jQuery trivia quiz
• Challenge: Donut calculator

DOM animation & effects with jQuery

• Challenge: Sliding Snake
• Challenge: Animated Avatar