Look back at Dr Victoria Grace Walden use of the unessay in assessment design. Perhaps the most creative part of the idea is how marking criteria can be developed for multitude of potential submission formats.
Have you tried it?
Walden, V. G. (2022). Using the ‘unessay’ as active co-creation of marking criteria. In T. Betts & P. Oprandi (eds) 100 Ideas for Active Learning. OpenPress @ University of Sussex. https://doi.org/10.20919/OPXR1032/51
The Active Learning Network 