This document provides guidelines for designing effective writing prompts for tests. It recommends clearly defining the intended writing skills being assessed and the specific task, such as writing an essay. The task should be situated within a problem or scenario to provide context. An example compares a less focused prompt about social media's impact to a more focused one about its impact on young people. Overall, the document stresses the importance of crafting clear, specific writing prompts that guide test takers to demonstrate the intended writing skills.