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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
Not the best varaible naming
Crazy
I would ask that this be removed. The instructions are horrendous.
You don't have to use the "return" keyword as Ruby has implicit return.