
Penguin fights websites that try to cheat their way to higher rankings through unnatural link-building. It detects spammy, low-quality links and reduces a site’s authority.
Panda focuses on content quality. It demotes sites that visitors quickly leave and rewards helpful, high-quality content by improving their search positions.
RankBrain tries to understand the meaning behind search queries. By analyzing user behavior over time, it helps Google show more relevant results.
Discover how Hummingbird helps Google understand the meaning behind queries and why semantic relevance matters.
One common SEO phenomenon is temporary ranking fluctuations. The so-called “Google Dance” are short-lived shifts in rankings as Google tests and gathers user feedback on sites.
Many new sites don’t immediately rank highly. The “sandbox” effect is a period during which a new site’s credibility is evaluated before it gains stable ranking power.
Why Google prioritizes the mobile version of your site and quick checks to ensure mobile readiness.
Mobile-first indexing means Google primarily uses your site’s mobile version for indexing and ranking. If your mobile site is weak, your overall rankings can suffer.
The Freshness algorithm favors more up-to-date content. Newer pages or recently updated content can get priority in search results.
SEO’s goal is to improve the user experience — but overdoing optimization (keyword stuffing, unnatural patterns) can backfire and lead to penalties.
Generating fake or low-quality content can deliver short-term wins, but Google’s algorithms eventually detect this and heavily demote offending sites.
Black-hat link tactics attempt to deceive search engines with unnatural link patterns. Their effects are usually temporary and harmful in the long run.
Using black-hat methods is like poking the biggest AI systems at Google — you might get a rank boost for a while, but eventually you risk being removed entirely.
Black-hat SEO is one of the riskiest and most tempting practices. In this module we expose the “sweet lies” and tricks that lead people astray.
Negative SEO is worse than colored SEO — this lesson defines negative SEO and shows the worst tactics competitors use to harm sites, plus how to defend against them.
In the final video we cover the most common misconceptions people have when learning and practicing SEO, so you don’t repeat those mistakes.
Unlock the secrets of SEO in just 90 minutes! This course is designed for beginners who want to quickly understand how search engines work and how to improve their website’s visibility. You’ll learn the fundamentals of SEO, explore Google’s key algorithms, and discover which strategies can boost your rankings — and which can hurt them.
In the first section, “The Google Zoo,” we dive into Google’s core algorithms, including Penguin, Panda, RankBrain, Hummingbird, Google Dance, Sandbox, Pigeon, Mobile-First Indexing, and Freshness. You’ll understand how Google evaluates websites, how link quality affects rankings, and how content relevance and freshness can help your site stand out. Each algorithm is explained in simple terms, with practical examples so you can see how it impacts real websites.
In the second section, “What You’d Better Not Know,” we explore the dangers of black-hat SEO. You’ll learn why over-optimization, fake content, risky link-building, negative SEO, and other common mistakes can harm your website instead of helping it. We also cover how to avoid these pitfalls and maintain a safe, effective SEO strategy.
By the end of this course, you’ll have a solid understanding of how Google ranks websites, the do’s and don’ts of SEO, and actionable techniques to improve your website’s visibility responsibly. Whether you’re a beginner or looking for a clear refresher, this course equips you with practical knowledge to make your site search-engine-friendly.