GEO ARCADE / FREE EDUCATIONAL BROWSER GAME
Stack & Index
Play Stack & Index, a free GEO arcade falling-block game about extractability and markup. Fit page elements into rows and get your content indexed.
How to play
Move falling page elements left or right, rotate them, and fit them into complete rows. Each cleared row is indexed. Every eight rows increases the fall speed.
Generative Engine Optimization protocols this game teaches
- Extractability: Cleanly ordered page elements are easier for AI systems to extract.
- Markup: Titles, headings, alt text and schema help make a page machine-readable.