Reference files for the live-coding demos, in teaching order. Open any example and use View Source (right-click → View Page Source) to read the code — then rebuild it yourself.
▶ Open the Interactive SlidesHello world, headings, paragraphs, lists
Exercise 1 solution
Exercise 2 solution
Student records and schedule
header, nav, main, article, footer
All link types and image usage
Intentional errors for debugging demo
Tip: don't copy-paste. Type the code yourself, break it on purpose, then fix it. Use DevTools (F12) to inspect what's happening.