WebGlow Academy - Learn HTML For Free

Looking for reliable HTML solutions, coding tutorials, and practical HTML examples? Whether you are a beginner learning HTML5, a front-end developer building modern web pages, or a coder searching for HTML troubleshooting tips, this page provides comprehensive guidance to help you master HTML coding efficiently. Explore step-by-step HTML tutorials, learn about semantic HTML, and discover common HTML mistakes along with solutions to fix them quickly.

Our content covers all essential HTML topics, including HTML page structure, headings, paragraphs, links, images, tables, lists, forms, and HTML5 semantic elements. Developers can find practical examples, detailed coding exercises, and tips for writing clean, maintainable HTML. If you are searching for HTML tutorials for beginners, HTML coding examples, or guidance on debugging HTML errors, this resource provides the answers you need to enhance your web development skills.

Learn how to create responsive HTML layouts, implement accessible HTML best practices, and validate your HTML code to ensure cross-browser compatibility. Our guides highlight common HTML problems, provide step-by-step HTML solutions, and show proper tag usage in real-world coding scenarios. Keywords include HTML tutorials, HTML coding exercises, HTML solutions, HTML5 tips, front-end development, semantic HTML, web development for beginners, HTML debugging, and HTML examples.

Whether you are building simple web pages or complex web applications, these HTML guides and coding examples are structured to help developers avoid errors, save time, and improve coding efficiency. Start enhancing your HTML knowledge today with curated tutorials, practical HTML solutions, coding best practices, and examples for developers of all skill levels.

Module 1️⃣ – HTML Fundamentals

HTML Fundamentals: Learn basic HTML tags and structure for building web pages, with examples and common mistakes.

Problem 1: Create a basic HTML page with a heading and a paragraph

Common Mistake:

<html>
<head>
  <title>My Page</title>
</head>
<body>
  <h1>Hello WebGlow!</h2>  <!-- Mistyped closing tag -->
  <p>This is a paragraph.</p>
</body>
</html>

Correct Solution:

<!DOCTYPE html>
<html>
<head>
  <title>My Page</title>
</head>
<body>
  <h1>Hello WebGlow!</h1>
  <p>This is a paragraph.</p>
</body>
</html>
Problem 2: Add HTML comments correctly

Common Mistake:

<!-- Missing closing -->  <!-- Comment here -->

Correct Solution:

<!-- This is a correct comment -->
Problem 3: Correctly nest HTML elements

Common Mistake:

<p>This is a <strong>bold</p></strong> text.</p>

Correct Solution:

<p>This is a <strong>bold</strong> text.</p>
Problem 4: Use correct DOCTYPE declaration

Common Mistake:

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN">

Correct Solution:

<!DOCTYPE html>
Problem 5: Add character encoding in HTML

Common Mistake:

<meta charset="utf8">

Correct Solution:

<meta charset="utf-8">

Module 2️⃣ – Headings & Paragraphs

Master H1–H6 tags, paragraphs, and inline formatting with common mistakes and solutions.

Problem 1: Use proper heading hierarchy

Common Mistake:

<h3>Main Title</h1>  <!-- Mismatched tags -->

Correct Solution:

<h3>Main Title</h3>
Problem 2: Avoid skipping heading levels

Common Mistake:

<h1>Title</h1>
<h4>Subsection</h4>  <!-- Skipped H2/H3 -->

Correct Solution:

<h1>Title</h1>
<h2>Subsection</h2>
Problem 3: Close paragraph tags properly

Common Mistake:

<p>This is a paragraph<br>

Correct Solution:

<p>This is a paragraph.</p>
Problem 4: Avoid block-level elements inside inline elements

Common Mistake:

<span><h2>Heading inside span</h2></span>

Correct Solution:

<h2>Heading outside span</h2>
Problem 5: Use semantic paragraph breaks

Common Mistake:

Line one.<br>Line two.<br>Line three.

Correct Solution:

<p>Line one.</p>
<p>Line two.</p>
<p>Line three.</p>
Problem 6: Inline formatting with strong and em

Common Mistake:

<p>This is <strong>important</em> text.</p>

Correct Solution:

<p>This is <strong>important</strong> text.</p>
Problem 7: Avoid using headings for styling only

Common Mistake:

<h1 style="font-size:12px">Small heading</h1>

Correct Solution:

<span class="small-text">Small heading</span>
Problem 8: Avoid missing closing tags for headings

Common Mistake:

<h3>Heading text

Correct Solution:

<h3>Heading text</h3>
Problem 9: Proper paragraph nesting

Common Mistake:

<p>Paragraph one.<p>Paragraph two.</p>

Correct Solution:

<p>Paragraph one.</p>
<p>Paragraph two.</p>
Problem 10: Avoid heading inside paragraph

Common Mistake:

<p><h2>Heading inside paragraph</h2></p>

Correct Solution:

<h2>Heading outside paragraph</h2>
<p>Following paragraph text.</p>

Module 3️⃣ – Links & Images

Learn proper usage of links and images, alt text, paths, target attributes, and common mistakes.

Problem 1: Create a simple hyperlink

Common Mistake:

<a href="www.example.com">Visit Example</a> <!-- Missing protocol -->

Correct Solution:

<a href="https://www.example.com">Visit Example</a>
Problem 2: Open link in new tab correctly

Common Mistake:

<a href="https://example.com" target="new">Example</a>  <!-- Incorrect target value -->

Correct Solution:

<a href="https://example.com" target="_blank">Example</a>
Problem 3: Add an image with correct src

Common Mistake:

<img src="image.jpg">  <!-- Missing alt attribute -->

Correct Solution:

<img src="image.jpg" alt="Description of image">
Problem 4: Relative vs absolute paths for images

Common Mistake:

<img src="/images/pic.jpg">  <!-- Using absolute path incorrectly -->

Correct Solution:

<img src="images/pic.jpg" alt="My picture">
Problem 5: Nested links are invalid

Common Mistake:

<a href="page1.html"><a href="page2.html">Link</a></a>

Correct Solution:

<a href="page1.html">Link</a>
<a href="page2.html">Link</a>
Problem 6: Use title attribute properly for links

Common Mistake:

<a href="page.html" title=Click here>Link</a>  <!-- Missing quotes -->

Correct Solution:

<a href="page.html" title="Click here">Link</a>
Problem 7: Avoid missing closing <a> tags

Common Mistake:

<a href="page.html">Click here<!-- Missing closing -->

Correct Solution:

<a href="page.html">Click here</a>
Problem 8: Broken image path

Common Mistake:

<img src="img/pic.png">  <!-- Image file does not exist at path -->

Correct Solution:

<img src="images/pic.png" alt="My Picture">
Problem 9: Image without alt attribute

Common Mistake:

<img src="logo.png">

Correct Solution:

<img src="logo.png" alt="Company Logo">
Problem 10: Use relative links correctly

Common Mistake:

<a href="about.html">About</a>  <!-- Link not working due to wrong folder -->

Correct Solution:

<a href="./about.html">About</a>

Module 4️⃣ – Lists & Tables

Learn how to properly use ordered, unordered, definition lists, and tables with correct HTML structure and common mistakes.

Problem 1: Create a basic unordered list

Common Mistake:

<ul>
  <li>Item 1
  <li>Item 2</li>
</ul>

Correct Solution:

<ul>
  <li>Item 1</li>
  <li>Item 2</li>
</ul>
Problem 2: Ordered list with proper numbering

Common Mistake:

<ol>
  <li>First
  <li>Second</ol>

Correct Solution:

<ol>
  <li>First</li>
  <li>Second</li>
</ol>
Problem 3: Nested lists properly

Common Mistake:

<ul>
  <li>Item 1
    <ul>
      <li>Subitem</li>
  </ul>
</li>
</ul>

Correct Solution:

<ul>
  <li>Item 1
    <ul>
      <li>Subitem</li>
    </ul>
  </li>
</ul>
Problem 4: Avoid using block elements inside < li > incorrectly

Common Mistake:

<li><div>Item</li></div>

Correct Solution:

<li><div>Item</div></li>
Problem 5: Table without proper <thead> and <tbody>

Common Mistake:

<table>
  <tr><th>Name</th><th>Age</th></tr>
  <tr><td>Alice</td><td>25</td></tr>
</table>

Correct Solution:

<table>
  <thead>
    <tr><th>Name</th><th>Age</th></tr>
  </thead>
  <tbody>
    <tr><td>Alice</td><td>25</td></tr>
  </tbody>
</table>
Problem 6: Table rows with missing <td> elements

Common Mistake:

<tr><td>Alice</tr><td>25</td>

Correct Solution:

<tr><td>Alice</td><td>25</td></tr>
Problem 7: Missing <ul> or <ol> wrapper

Common Mistake:

<li>Item 1</li><li>Item 2</li>

Correct Solution:

<ul>
  <li>Item 1</li>
  <li>Item 2</li>
</ul>
Problem 8: Table without <caption> for context

Common Mistake:

<table> ... </table>

Correct Solution:

<table>
  <caption>User List</caption>
  ...
</table>

Module 5️⃣ – Forms

Learn proper form structure, input types, labels, buttons, and common mistakes when creating forms in HTML.

Problem 1: Basic form structure

Common Mistake:

<form>
  <input type="text" name="username">
  <input type="submit" value="Submit">
</form  >  <!-- Extra space in closing tag -->

Correct Solution:

<form>
  <input type="text" name="username">
  <input type="submit" value="Submit">
</form>
Problem 2: Label associated with input

Common Mistake:

<label>Username</label>
<input type="text">  <!-- Missing 'for' attribute linking label -->

Correct Solution:

<label for="username">Username</label>
<input type="text" id="username" name="username">
Problem 3: Checkbox input without value

Common Mistake:

<input type="checkbox" name="subscribe">

Correct Solution:

<input type="checkbox" name="subscribe" value="yes">
Problem 4: Radio buttons grouped properly

Common Mistake:

<input type="radio" name="gender" value="male"> Male
<input type="radio" name="sex" value="female"> Female <!-- Different name -->

Correct Solution:

<input type="radio" name="gender" value="male"> Male
<input type="radio" name="gender" value="female"> Female
Problem 5: Input type mismatch

Common Mistake:

<input type="email">  <!-- Missing name/id, no placeholder -->

Correct Solution:

<input type="email" id="email" name="email" placeholder="Enter your email">
Problem 6: Password input missing type

Common Mistake:

<input name="password">  <!-- Shows plaintext -->

Correct Solution:

<input type="password" name="password">
Problem 7: Textarea missing closing tag

Common Mistake:

<textarea name="message">Enter text<!-- Missing </textarea> -->

Correct Solution:

<textarea name="message">Enter text</textarea>
Problem 8: Select dropdown missing options

Common Mistake:

<select name="cars"></select> <!-- No option elements -->

Correct Solution:

<select name="cars">
  <option value="volvo">Volvo</option>
  <option value="saab">Saab</option>
</select>
Problem 9: Submit button with missing type

Common Mistake:

<button>Submit</button> <!-- Defaults to type="submit" in some browsers -->

Correct Solution:

<button type="submit">Submit</button>

Module 6️⃣ – Semantic HTML

Learn to use semantic HTML5 elements correctly (header, footer, article, section, aside, nav, main) with common mistakes and solutions.

Problem 1: Using <div> instead of semantic <header>

Common Mistake:

<div class="header">My Website</div>

Correct Solution:

<header>My Website</header>
Problem 2: Multiple <main> elements on one page

Common Mistake:

<main>Content 1</main>
<main>Content 2</main> <!-- Only one <main> allowed -->

Correct Solution:

<main>
  <section>Content 1</section>
  <section>Content 2</section>
</main>
Problem 3: Using <span> instead of <strong> for importance

Common Mistake:

<span>Important</span>

Correct Solution:

<strong>Important</strong>
Problem 4: Using <div> for navigation instead of <nav>

Common Mistake:

<div class="nav">
  <a href="#">Home</a>
</div>

Correct Solution:

<nav>
  <a href="#">Home</a>
</nav>
Problem 5: Using <div> for article content

Common Mistake:

<div class="article">Content</div>

Correct Solution:

<article>Content</article>
Problem 6: Improper use of <aside>

Common Mistake:

<aside>Main content</aside> <!-- Aside should be secondary -->

Correct Solution:

<main>Main content</main>
<aside>Sidebar info</aside>
Problem 7: Footer outside body

Common Mistake:

<footer>Site info</footer> <!-- Placed outside <body> -->

Correct Solution:

<body>
  ...
  <footer>Site info</footer>
</body>
Problem 8: Using <section> without heading

Common Mistake:

<section>Some content</section>

Correct Solution:

<section>
  <h2>Section Title</h2>
  <p>Some content</p>
</section>

Module 7️⃣ – Media: Audio, Video, Canvas

Learn to use HTML5 media elements properly, including audio, video, and canvas, with correct attributes and common mistakes.

Problem 1: Audio element without controls

Common Mistake:

<audio src="song.mp3"></audio> <!-- Cannot play without controls -->

Correct Solution:

<audio src="song.mp3" controls></audio>
Problem 2: Video element missing controls and fallback text

Common Mistake:

<video src="movie.mp4"></video>

Correct Solution:

<video src="movie.mp4" controls>Your browser does not support the video tag.</video>
Problem 3: Video with multiple sources

Common Mistake:

<video src="movie.mp4" controls></video> <!-- Only one format -->

Correct Solution:

<video controls>
  <source src="movie.mp4" type="video/mp4">
  <source src="movie.webm" type="video/webm">
  Your browser does not support the video tag.
</video>
Problem 4: Audio autoplay without user consent

Common Mistake:

<audio src="song.mp3" autoplay></audio> <!-- Autoplay may be blocked -->

Correct Solution:

<audio src="song.mp3" controls autoplay muted></audio> <!-- Muted allows autoplay -->
Problem 5: Canvas without width and height

Common Mistake:

<canvas id="myCanvas"></canvas> <!-- Defaults to 300x150 -->

Correct Solution:

<canvas id="myCanvas" width="500" height="300"></canvas>
Problem 6: Canvas with no script to draw

Common Mistake:

<canvas id="myCanvas"></canvas>

Correct Solution:

<canvas id="myCanvas" width="400" height="200"></canvas>
<script>
var c = document.getElementById("myCanvas");
var ctx = c.getContext("2d");
ctx.fillStyle = "blue";
ctx.fillRect(10, 10, 100, 50);
</script>
Problem 7: Video with missing alt/fallback content

Common Mistake:

<video src="clip.mp4" controls></video>

Correct Solution:

<video src="clip.mp4" controls>Your browser does not support the video tag.</video>
Problem 8: Multiple sources with incorrect types

Common Mistake:

<video controls>
  <source src="movie.avi">
</video> <!-- Browser may not support .avi -->

Correct Solution:

<video controls>
  <source src="movie.mp4" type="video/mp4">
  <source src="movie.webm" type="video/webm">
  Your browser does not support the video tag.
</video>

Module 8️⃣ – Accessibility & SEO

Learn how to write accessible HTML and optimize for search engines, covering ARIA attributes, alt text, semantic markup, headings, and meta tags.

Problem 1: Image without alt attribute

Common Mistake:

<img src="logo.png"> <!-- Missing alt text -->

Correct Solution:

<img src="logo.png" alt="Company Logo">
Problem 2: Link without descriptive text

Common Mistake:

<a href="about.html">Click here</a>

Correct Solution:

<a href="about.html">Learn more about our company</a>
Problem 3: Missing lang attribute on html tag

Common Mistake:

<html> ... </html>

Correct Solution:

<html lang="en"> ... </html>
Problem 4: Heading order skipped (h1 → h3)

Common Mistake:

<h1>Title</h1>
<h3>Subtitle</h3> <!-- Skipping h2 -->

Correct Solution:

<h1>Title</h1>
<h2>Subtitle</h2>
Problem 5: Missing meta description

Common Mistake:

<head>
  <title>My Site</title>
</head>

Correct Solution:

<head>
  <title>My Site</title>
  <meta name="description" content="Learn HTML, CSS, and Web Development with WebGlow Academy">
</head>
Problem 6: Missing ARIA roles for landmarks

Common Mistake:

<div id="nav">...</div>

Correct Solution:

<nav role="navigation">...</nav>
Problem 7: Images with empty alt text for informative images

Common Mistake:

<img src="chart.png" alt=""> <!-- Important chart lacks description -->

Correct Solution:

<img src="chart.png" alt="Sales growth chart 2026">
Problem 8: Links with same text but different destinations

Common Mistake:

<a href="page1.html">Click here</a>
<a href="page2.html">Click here</a>

Correct Solution:

<a href="page1.html">Learn about product A</a>
<a href="page2.html">Learn about product B</a>

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