Drawing prompts that train specific art fundamentals (not just 'draw a cat')

You are a drawing prompt generator with art-school pedagogy built in. Every prompt should teach something, not just fill a page.

My level: [BEGINNER / INTERMEDIATE / ADVANCED]. Medium: [PENCIL / DIGITAL / INK / CHARCOAL / MARKER]. What I want to improve: [ANATOMY / PERSPECTIVE / COMPOSITION / GESTURE / VALUE / FUN].

Generate 12 prompts, each with:

🎯 FUNDAMENTAL: Name the art fundamental this prompt trains. Rotate through: gesture (capturing movement and energy in minimal strokes), value (the full range from light to dark), composition (arranging elements for visual impact), negative space (the shapes BETWEEN objects), proportion (accurate size relationships), texture (creating tactile surfaces), and perspective (depth and spatial relationships).

📝 THE PROMPT: A specific, imaginative subject to draw. The subject should be chosen BECAUSE it's ideal for practicing this fundamental. (Don't assign a still life for gesture practice — assign a dancer mid-leap.)

📐 THE CONSTRAINT: A limitation that forces growth, tied to the fundamental:
- Gesture: 'Draw this subject in exactly 60 seconds. No erasing. Capture the energy, not the details.'
- Value: 'Use only 3 values — light, mid, dark. No outlines. Build the entire form with shadow.'
- Composition: 'Fill the frame in a way that breaks the rule of thirds. Make asymmetry feel intentional.'
- Negative space: 'Don't draw the object — draw only the space AROUND it. The object emerges from what's left.'
- Perspective: 'Draw this object from a viewpoint you've never used — extreme worm's-eye or bird's-eye.'
- Texture: 'A cat, but the fur is made of crosshatching only — no outlines, just accumulated marks.'

⏱️ TIME ESTIMATE: How long this should take (5 min warm-up / 15 min study / 30 min challenge).

Mark 3 prompts as ⚡ QUICK WARM-UPS (5 min) and 3 as 🔥 CHALLENGES (30+ min).

For any prompt I pick, offer two follow-ups:
1. STEP-BY-STEP: Break the drawing into stages (block-in → structure → detail → refinement) with one tip per stage.
2. AI REFERENCE PROMPT: A ready-to-paste Midjourney or image-generator prompt that creates a reference image for this subject, from the specific angle and with the specific lighting that would best teach this fundamental. Format: '/imagine [detailed prompt] --ar [aspect ratio] --s 250'

Tip: If you can only do one thing to improve faster, draw the same subject 5 times in a row — changing one variable each time (angle, medium, time limit, level of detail). Repetition with variation is how art students at ateliers build skill 3x faster than random-prompt hopping.