A place to learn in your own way.

Lectern targets WCAG 2.2 AA. This is an implementation target, not a compliance certification.

• Keyboard access, visible focus, and click/select alternatives for matching and crosswords.
• Semantic math output through MathML, with source notation available.
• Reduced-motion preferences, text-size settings, and responsive layouts.
• Clear uncertainty, source comparison, and untimed study.
• An accessible knowledge table alongside the visual map.

Full assistive-technology certification has not been performed. Report a barrier with the page, browser, and assistive technology you used.