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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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6 kyu
Unary function chainer
7,014tpatja
Functional Programming
Fundamentals
6 kyu
The Supermarket Queue
52,116mattlub
Arrays
Fundamentals
Retired
IQ Test (retired)
83,595AlexIsHappy
Fundamentals
Logic
7 kyu
Paperboy
869TroyMaeder
Algorithms
6 kyu
Braking well
3,073g964
Fundamentals
Mathematics
5 kyu
John and Ann sign up for Codewars
3,871g964
Mathematics
Algorithms
7 kyu
Shortest Word
242,544PG1
Fundamentals
7 kyu
Number climber
3,852ecolban
Fundamentals
7 kyu
Bouncy Numbers
525datagram
Mathematics
Fundamentals
7 kyu
Where am I?
367datagram
Puzzles
6 kyu
Convert string to camel case
193,925jhoffner
Regular Expressions
Algorithms
Strings
6 kyu
IPv4 to int32
10,937sahglie
Networks
Algorithms
Bits
Binary
Fundamentals
6 kyu
Tortoise racing
31,972g964
Fundamentals
Mathematics
Algorithms
7 kyu
Challenge: True without return
396Caders
Puzzles
Restricted
Fundamentals
8 kyu
Is there a vowel in there?
14,695PG1
Fundamentals
Strings
Arrays
8 kyu
The 'if' function
33,053user578387
Functional Programming
Fundamentals
7 kyu
Switcheroo
17,516PG1
Fundamentals
Strings
7 kyu
Pillow on the Fridge
666PG1
Fundamentals
Strings
Arrays
7 kyu
The Lazy Startup Office
2,015Cleop
Arrays
Matrix
Fundamentals
8 kyu
Beginner - Reduce but Grow
158,112PG1
Fundamentals
Arrays
7 kyu
Number encrypting: cypher
1,007dgrcode
Fundamentals
Strings
Ciphers
Cryptography
5 kyu
First Variation on Caesar Cipher
4,857g964
Fundamentals
Ciphers
Strings
6 kyu
Fold an array
11,193user5036852
Fundamentals
Logic
Mathematics
Algorithms
6 kyu
Crazed Templating
522Kunc-
Algorithms
6 kyu
Balance the arrays
896finnhodgkin
Fundamentals
6 kyu
Reducing by steps
4,397g964
Mathematics
Arrays
Functional Programming
Lists
Data Structures
6 kyu
Leap year (with restrictions)
393suic
Puzzles
Restricted
6 kyu
What century is it?
11,191user1511460
Strings
Algorithms
Date Time
7 kyu
Number-Star ladder
5,744m47r1x
ASCII Art
Fundamentals
7 kyu
Which string is worth more?
1,842ArtOfCode
Algorithms
Strings
Fundamentals
5 kyu
Identifying Top Users and their Corresponding Purchases On a Website
583raulbc777
Fundamentals
Data Structures
Algorithms
Mathematics
Logic
Strings
7 kyu
Naughty or Nice?
1,751user2514386
Mathematics
Fundamentals
5 kyu
Street Fighter 2 - Character Selection - Part 2
1,991mmalkavian
Arrays
Lists
Fundamentals
Graph Theory