- Keyboard
- Use Tab and Enter or Space to choose a shape, request help, and continue.
- Touch
- All choices and actions use large touch controls.
- Screen reader
- Shape names, choices, feedback, progress, and help are exposed as text. Manual screen-reader testing remains pending.
- Timing
- Untimed. Correct feedback stays visible until Next round is chosen.
- Motion
- Only small decorative effects are used, and they are removed when reduced motion is requested.
- Sound
- No sound is required, and spoken prompts are not available.