Prompt to Prove It: Prompting as Evidence of Student Mastery

Students show what they know by writing the prompt that would get an AI to produce a correct answer.

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Teacher Resource

The Problem

When AI can generate an essay in seconds, traditional written assessments become easy to outsource. Teachers require new forms of assessment where using AI successfully actually demands deep content knowledge.

The Idea

Instead of writing a standard essay, students craft a prompt that directs an AI image generator to produce an accurate picture of a subject they studied, such as a biome, a historical era, or a scene from a novel. Because a vague prompt yields an inaccurate image, only a student who thoroughly understands the content can write a prompt specific enough to get it right. An accompanying written rationale highlights the student's underlying thinking.

The Steps

Step 1. Assign a Target: Select and assign a target subject to evaluate, such as an accurate tundra biome.

Step 2. List Required Elements: Before writing any prompt, have students consult their notes to list required elements, including plants, animals, landforms, and climate clues.

Step 3. Write Prompt & Generate Image: Have students draft their prompt, then generate the image using Gemini under close supervision or through the teacher.

Step 4. Critique & Revise: Direct students to analyze the generated image to identify what is accurate, missing, or incorrect, allowing them to revise their prompt up to three times.

Step 5. Collect Final Submissions: Require students to submit their final prompt, the final image, and a written paragraph connecting each included element back to what they learned.

Four rules for Teachers

Rule 1. Maintain Close Supervision: All image generation must be conducted directly by the teacher or under close supervision using Gemini.

Rule 2. Prohibit Real People: Do not allow students to generate images depicting real people.

Rule 3. Adhere to District Regulations: Follow all district account policies and age requirement rules.

Rule 4. Evaluate Three Key Criteria: Base student grades on element accuracy, prompt specificity, and the quality of the written rationale.

Try it this week

Assign a specific content target for students to visualize, such as an accurate tundra biome. For instance, if a student's initial image generation includes tall pine trees, they must critique the output by identifying that trees cannot grow in permafrost, revise their prompt to specify low shrubs, lichens, and caribou, and write a rationale explaining why those elements belong.

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