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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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5 kyu
Javascript Magic Function
532candrabeqx
Language Features
Functional Programming
6 kyu
Binary Tree Compare
1,848bovard
Binary Trees
Algorithms
5 kyu
Binary Tree Traversal
2,042Ban-Ath
Binary Trees
Trees
Recursion
Data Structures
Algorithms
6 kyu
The Supermarket Queue
52,124mattlub
Arrays
Fundamentals
5 kyu
Binary search tree validation
957plastic
Trees
Recursion
Data Structures
Algorithms
4 kyu
Binary Search Tree using Arrays
117surtich
Algorithms
Arrays
Mathematics
Sorting
6 kyu
Convert string to camel case
193,956jhoffner
Regular Expressions
Algorithms
Strings
4 kyu
Dependency Injection
4,279kesheshyan
Regular Expressions
Design Patterns
Object-oriented Programming
Angular
6 kyu
Complete Fibonacci Series
3,221akp
Algorithms
6 kyu
Detect Pangram
184,631anindyabd
Strings
Data Structures
Fundamentals
5 kyu
Decorator Pattern
452surtich
Design Patterns
Decorator
Object-oriented Programming
Fundamentals
4 kyu
Born to be chained
1,184surtich
Functional Programming
5 kyu
A Chain adding function
28,681gelus
Mathematics
Functional Programming
Puzzles
6 kyu
Fold an array
11,193user5036852
Fundamentals
Logic
Mathematics
Algorithms
6 kyu
Bit Counting
244,366xcthulhu
Bits
Algorithms
Retired
Vasya - Clerk (retired)
54,207AlexIsHappy
Fundamentals
Mathematics
Algorithms
Logic
Numbers
Games
6 kyu
Sort the odd
109,022fyvfyv
Fundamentals
Arrays
Sorting
6 kyu
Two Sum
82,799wthit56
Arrays
Fundamentals
Algorithms
5 kyu
Moving Zeros To The End
181,322xcthulhu
Arrays
Sorting
Algorithms
6 kyu
Sorting the Rabbit Hole
113joh_pot
Arrays
Sorting
Algorithms