Modules
14
Learn, practice, and battle
Language Track
JavaScript
Master the browser spellbook from fundamentals to async raids.
Track Catalog14 modules
Start with Variables & Types. Progress saves when you play signed in.
Total XP
6,585
Available in track
Daily Quest
32
Variables & Types five-question streak
Next Module
Beginner
Variables & Types
Raid Path
150 / 14 modules cleared
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- Checkpoint 02FunctionsBeginner · 195 XPLocked
- Checkpoint 03ArraysBeginner · 230 XPLocked
- Checkpoint 04ObjectsBeginner · 265 XPLocked
- Checkpoint 05LoopsBeginner · 300 XPLocked
- Checkpoint 06DOMIntermediate · 415 XPLocked
- Checkpoint 07Async / AwaitIntermediate · 450 XPLocked
- Checkpoint 08APIsIntermediate · 485 XPLocked
- Checkpoint 09ES6+Intermediate · 520 XPLocked
- Checkpoint 10ClosuresAdvanced · 625 XPLocked
- Checkpoint 11ScopeAdvanced · 660 XPLocked
- Checkpoint 12ClassesAdvanced · 695 XPLocked
- Checkpoint 13Data StructuresAdvanced · 730 XPLocked
- Checkpoint 14AlgorithmsExpert · 855 XPLocked
Explore your path. Sign in to save cleared raids and unlock your next checkpoint.
Start your pathModules
14Scroll horizontally to browse. When this list is focused, use the left and right arrow keys, or Home and End.
- 160 XP
Beginner enemy encounter
Variables & Types
Build variables & types fluency through short lessons, quizzes, and raid practice.
- 195 XP
Beginner enemy encounter
Functions
Build functions fluency through short lessons, quizzes, and raid practice.
- 230 XP
Beginner enemy encounter
Arrays
Build arrays fluency through short lessons, quizzes, and raid practice.
- 265 XP
Beginner enemy encounter
Objects
Build objects fluency through short lessons, quizzes, and raid practice.
- 300 XP
Beginner enemy encounter
Loops
Build loops fluency through short lessons, quizzes, and raid practice.
- 415 XP
Intermediate enemy encounter
DOM
Build dom fluency through short lessons, quizzes, and raid practice.
- 450 XP
Intermediate enemy encounter
Async / Await
Build async / await fluency through short lessons, quizzes, and raid practice.
- 485 XP
Intermediate enemy encounter
APIs
Build apis fluency through short lessons, quizzes, and raid practice.
- 520 XP
Intermediate enemy encounter
ES6+
Build es6+ fluency through short lessons, quizzes, and raid practice.
- 625 XP
Advanced enemy encounter
Closures
Build closures fluency through short lessons, quizzes, and raid practice.
Pro encounter lockedSign in with an active Pro plan to enter this raid. - 660 XP
Advanced enemy encounter
Scope
Build scope fluency through short lessons, quizzes, and raid practice.
Pro encounter lockedSign in with an active Pro plan to enter this raid. - 695 XP
Advanced enemy encounter
Classes
Build classes fluency through short lessons, quizzes, and raid practice.
Pro encounter lockedSign in with an active Pro plan to enter this raid. - 730 XP
Advanced enemy encounter
Data Structures
Build data structures fluency through short lessons, quizzes, and raid practice.
Pro encounter lockedSign in with an active Pro plan to enter this raid. - 855 XP
Expert enemy encounter
Algorithms
Build algorithms fluency through short lessons, quizzes, and raid practice.
Pro encounter lockedSign in with an active Pro plan to enter this raid.
Boss Raids
14Scroll horizontally to browse. When this list is focused, use the left and right arrow keys, or Home and End.
- javascriptBeginner
Orryx the Index Hydra
Three-headed pirate sea-hydra, heads wear [0][1][2] tricorns, holding the Barnacle Harbor. Answer fast to dodge Head-0 Snap, Index Chain Lunge and Anchor Tail Slam.
- javascriptBeginner
Brother Bongwell
Hunchback bell-ringer monk wearing a giant bell, holding the Belfry of St. Iterus. Answer fast to dodge Bell Bonk, Gong Wave and Bell Trap.
- javascriptIntermediate
Lich Lord Latency
Impatient skeleton lich with a pocket-watch staff, holding the Tardy Crypt. Answer fast to dodge Delayed Fireball, Clock-Hand Sweep and Callback Skull.
- javascriptBeginner
Grumbolt Scrapjaw
Dwarf in a chomping scrap mech, holding the Scrapjaw Foundry. Answer fast to dodge Scrap Chomp, Piston Punch and Wrench-a-rang.
- javascriptBeginner
Chef Brazier
Pear-shaped troll cook, holding the Grease Galley. Answer fast to dodge Ladle Bonk, Soup Fling and Belly Flop.
- javascriptBeginner
Sir Chestwick
Pompous walking treasure-chest mimic in a helmet, holding the Royal Treasury. Answer fast to dodge Lid Chomp, Coin Geyser and Hop Slam.
- javascriptIntermediate
Old Mother Oakroot
Treant granny with birdhouse branches, holding the Whisperwood Glade. Answer fast to dodge Root Snare, Branch Slap and Leaf Twister.
- javascriptIntermediate
Postmaster Grifflebeak
Griffin mail carrier, holding the Rookery Post Tower. Answer fast to dodge Parcel Bomb, Wing Buffet and Dive Delivery.
- javascriptIntermediate
Glimmerhorn
Vain crystal stag with arrow-shaped antlers, holding the Prism Grotto. Answer fast to dodge Antler Ram, Arrow Volley and Mirror Preen Flash.
- javascriptAdvancedPRO
Grandpa Shellby
Forgetful nautilus wizard, holding the Sunken Archive. Answer fast to dodge Shell Spin, Ink Squirt and Whirlpool.
Sign in with an active Pro plan to enter this raid.
View Pro access - javascriptAdvancedPRO
Baron Scopewick
Paranoid wizard with a giant spyglass, holding the Stargazer Observatory. Answer fast to dodge Spyglass Bonk, Sunlens Beam and Missile Swarm.
Sign in with an active Pro plan to enter this raid.
View Pro access - javascriptAdvancedPRO
King Kongsley
Gorilla king obsessed with his ancestors, holding the Ancestral Throne Hall. Answer fast to dodge Chest-Pound Quake, Knuckle Charge and Royal Belly Slam.
Sign in with an active Pro plan to enter this raid.
View Pro access - javascriptAdvancedPRO
Old Stackback
Tortoise hauling a tower of crates, holding the Crateworks Canyon. Answer fast to dodge Shell Spin, Pop Crate and Tower Topple.
Sign in with an active Pro plan to enter this raid.
View Pro access - javascriptExpertPRO
The Riddling Sphinx
Smug sphinx queen with a pharaoh headdress, holding the Pyramid of Order. Answer fast to dodge Paw Swipe, Pounce and Tail Lash.
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