The children of this wrapper step.
The id of this step.
The name of this step.
The question the student answers.
The Markdown the student's answer starts with.
The name of the file, without the .md extension, that holds the student's answer for the children of this block. When the submission already has this file, the children grade that file instead.
Create a question in a quiz that the student answers by writing Markdown. Child steps can grade the answer in the student file.