Improving website visibility in search engine results. Play Search Engine Optimization trivia solo to sharpen your knowledge, or challenge a friend head-to-head in Trivia Tango — every question comes with an explanation so you learn as you play. Questions span every level, from easy warm-ups to expert-level stumpers, so there's a real challenge here however much you already know.
A mix of easy, medium and hard — questions run from warm-up to expert, so there's a real challenge at every level. Think you know the answers? Play to find out.
Founded in 1998 by two Stanford PhD students, this Mountain View giant processes over 90% of the globe's web searches.
Difficulty: EasyThis Core Web Vital measures how long the biggest visible element, often a hero image or headline, takes to fully render on screen.
Difficulty: MediumThis 2003-era algorithm refined ranking by valuing links from 'expert documents' — authoritative pages on a topic that themselves point to the best resources.
Difficulty: HardSEO experts treasure these incoming references from other websites, treating each one like a vote of confidence in a page's value.
Difficulty: EasyThis Core Web Vital scores those annoying unexpected jumps of page elements as content loads, like a button moving just as you tap.
Difficulty: MediumThis 2010 infrastructure overhaul let Google index the web continuously and far faster, replacing the old system of slow periodic batch refreshes.
Difficulty: HardThis HTML element sets the clickable blue text atop each search result and labels the browser tab you are currently viewing.
Difficulty: EasyThis user behavior, clicking a result then quickly darting back to choose another, signals Google that the page disappointed the searcher.
Difficulty: Medium