A calculated numeric question type with variable and expression evaluation. All values are precalculated although a question can have several variants with different variable values for each variant.
A calculated numeric question type with variable and expression evaluation. Random values are generated for each student attempting the quiz.
This question type can have randomly selected numbers, and the student's answer must include the correct unit. Unit grading is done using the pmatch algorithm.
A Moodle question type which allows questions to be built up from parts that are other simpler question types (requires you to have these question types installed)
This is not a general purpose editor. Instead it is for inputting text with just superscripts and subscripts in question types.