Markdown content of the document. Widgets are represented by
placeholders containing a Unicode snowman symbol, e.g.
[[☃ radio 1]]. May contain TeX delimited by dollar signs, e.g.
$\dfrac{1}{2}$. Literal dollar signs are escaped by backslashes.
Explanation of the question, which the learner can show or hide by clicking a button. There is no penalty for looking at this hint.
Displayed above the graded group.
Information about the configuration and UI state of each widget.
JSON describing a graded group widget. Intended for consumption by AI tools. The graded group widget displays a self-contained question with its own "check answer" button. The learner's score on this question is not recorded. Graded groups are provided for learners to check their own understanding of a concept.