# Tasks ## Phase 1: Core Content Changes - [X] Task 1.1: Rewrite task text for all 6 flexbox lessons to describe visual outcomes [P] - [X] Task 1.2: Rewrite validation error messages to hint without revealing answers [P] ## Phase 2: Alternative Validations - [X] Task 2.1: Add regex validation for flexbox-6 to accept both `flex: 1` and `flex-grow: 1` ## Phase 3: Validation - [X] Task 3.1: Run existing test suite to confirm no regressions - [X] Task 3.2: Verify flexbox.json still conforms to module schema - [X] Task 3.3: Run lesson format check (`npm run format.lessons`)