SEO Basics
Helping search engines understand and index you.
SEO Basics is taught here in 3 lessons, running from How search engines crawl and index through to Technical SEO and measuring it. Each lesson takes one topic, shows the working code, and links onward to the next, so the course can be read straight through in order.
| Track | Building a Website |
| Lessons | 3 |
| Level | Beginner |
| Reading time | about 39 minutes |
| Prerequisites | None beyond being able to open a text editor |
Lessons
- How search engines crawl and indexThe three-stage pipeline - crawl, index, serve - and the controls that decide whether a page enters it at all.
- On-page essentialsTitles, descriptions, heading structure, internal links and structured data - the parts of a page a crawler actually reads.
- Technical SEO and measuring itCanonicals, redirects, Core Web Vitals and the Search Console reports that tell you what is actually broken.
More in Building a Website
Domains & DNS Web Hosting CDNs & Caching Accessibility
FAQ
How long does the SEO Basics course take?
It has 3 lessons, about 39 minutes of reading. Expect roughly twice that if you type out and run every example.
Do I need prior experience for SEO Basics?
No. This is the first course in Building a Website, so it starts from the beginning and assumes no background.
What should I read after SEO Basics?
Continue with Domains & DNS (3 lessons), the next course in Building a Website.
Last refreshed 2026-09-18.