Here are a few examples of what that looks like:
This rubric is used for all open responses.
The great thing about co-constucting success criteria with students is that it allows them to self-assess. They can compare their work and figure out what level or which part (s) of the criteria they met. Students can then set goals for improvement.
Another benefit is that Iain can provide specific and descriptive feedback to students to let them know exactly HOW to improve their work.