The following main variable is scored:
Figural fluency: The ability to maintain the production of ideas (total number of patterns produced).
The additional variables Number of patterns consistent with the rules and Perseveration function as aids to interpretation of the main variable. They indicate how many patterns were shown once (consistent with the rules) or repeatedly (repetition errors).
The different strategies used to generate ideas for new patterns (addition, subtraction, same number of lines and rotation/reflection) are also scored.