Click on each doll to reveal the learning layer inside. Notice how complexity builds gradually?
Day 1: A simple CSS change. New developers feel immediate success — they've touched the codebase and seen results.
What they learn: Component structure, CSS architecture, git workflow, code review process.
Day 2: Now add React state. The developer realizes the button is part of a larger component system.
What they learn: React hooks, props drilling, state management basics, component lifecycle.
Day 3: The reveal — here's the full stack! API routes, database schema, authentication. The lightbulb moment: "Oh, THIS is how it all connects."
What they learn: REST APIs, database design, SQL basics, server-side validation, authentication flow.