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Start training on this collection. Each time you skip or complete a kata you will be taken to the next kata in the series. Once you cycle through the items in the collection you will revert back to your normal training routine.

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Ad
7 kyu
String Reordering
7,750user3010812
Fundamentals
Strings
Lists
8 kyu
Remove duplicates from list
36,227wichu
Fundamentals
Arrays
Lists
7 kyu
Unpacking Arguments
12,842user578387
Functional Programming
Fundamentals
8 kyu
A Strange Trip to the Market
15,214sergarrick
Regular Expressions
Strings
Fundamentals
7 kyu
The 'spiraling' box
1,685brodiemark
Arrays
Fundamentals
8 kyu
Classy Classes
16,725matt c
Fundamentals
Object-oriented Programming
8 kyu
Broken Counter
6,465BattleRattle
Debugging
Object-oriented Programming
8 kyu
Classy Extentions
10,967matt c
Fundamentals
Object-oriented Programming
8 kyu
SpeedCode #3 × Fun with ES6 Classes #5 - Dogs and Classes
3,005donaldsebleung
Object-oriented Programming
Refactoring
Puzzles
8 kyu
Barking mad
10,905niknmix
Fundamentals
Object-oriented Programming
7 kyu
Thinkful - Object Drills: Quarks
3,538Grae-Drake
Fundamentals
Object-oriented Programming
7 kyu
JavaScript class-like objects
10,748jhoffner
Object-oriented Programming
Fundamentals
7 kyu
Building blocks
12,042NaMe613
Object-oriented Programming
Fundamentals
7 kyu
What a "Classy" Song
4,867FurgieWurgie
Fundamentals
Object-oriented Programming
8 kyu
Playing with cubes II
7,748Jotha
Fundamentals
Object-oriented Programming
7 kyu
Fun with ES6 Classes #4 - Cubes and Setters
5,396donaldsebleung
Fundamentals
Object-oriented Programming
7 kyu
Fun with ES6 Classes #2 - Animals and Inheritance
13,368donaldsebleung
Fundamentals
Object-oriented Programming
7 kyu
Refactored Greeting
11,421jhoffner
Object-oriented Programming
Refactoring
8 kyu
Basic subclasses - Adam and Eve
18,333hansrusten
Fundamentals
Object-oriented Programming
8 kyu
Take an Arrow to the knee, Functionally
13,810matt c
Arrays
Strings
Fundamentals
7 kyu
Colour Association
9,444nogainbar
Fundamentals
6 kyu
Primorial Of a Number
6,766MrZizoScream
Fundamentals
Arrays
Number Theory
7 kyu
Coding Meetup #5 - Higher-Order Functions Series - Prepare the count of languages
7,925PiotrBerebecki
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
7 kyu
Find Count of Most Frequent Item in an Array
12,216Fosna
Data Structures
Fundamentals