HTML
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HTML Exercises
Practice your HTML knowledge with focused interactive exercises covering structure, semantics, elements, and practical authoring.
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31 total exercises
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HTML Code Challenges
1 exercisesBuild real HTML, run the page, and verify your solution against practical tests.
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HTML Code Completion Exercises
4 exercisesPractice writing HTML by completing missing code directly in the example.
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HTML Quiz Exercises
26 exercisesTest your HTML knowledge with focused quiz exercises.
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A mixed stream of the newest exercises, with the practice mode clearly labeled.
- Quizzes HTML Exercises Test your knowledge: <ruby>, <rt>, and <rp> Checkpoint on the current HTML ruby annotation model, structure, fallback punctuation, and semantic boundaries.
- Quizzes HTML Exercises Test your knowledge: <details> and <summary> Checkpoint on disclosure structure, open state, exclusive groups, toggle events, and semantic boundaries.
- Quizzes HTML Exercises Test your knowledge: HTML Custom Elements Checkpoint on custom-element naming, registration, upgrades, lifecycle callbacks, observed attributes, and native-versus-custom semantics.
- Code completion HTML Exercises Complete the ruby annotation Complete native HTML ruby markup with base text, ruby text, and fallback punctuation.
- Code completion HTML Exercises Complete the native disclosure Complete the HTML needed to create an exclusive details group with one initially open item.
- Code completion HTML Exercises Complete the custom element Complete an autonomous custom element with registration, lifecycle behavior, and observed attributes.
- Quizzes HTML Exercises Test your knowledge: HTML Document Metadata Check your understanding of the HTML head, title, metadata declarations, resource links, and base URLs.
- Quizzes HTML Exercises Test your knowledge: The <optgroup> Element An advanced checkpoint on HTML option grouping, labels, disabledness, customizable selects, DOM APIs, accessibility, form boundaries, security, and testing.
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