Sure! Here's an example of a simple game implemented as a single HTML file, enclosed in script tags and written in JavaScript:
To play the game, the user needs to match pairs of pictograms by clicking on them. When two pictograms are clicked, they are flipped and checked for a match. If they match, the cards are marked as "matched" and if all the cards are matched, the user wins the game. If the flipped cards don't match, they are automatically flipped back after a short delay. The game can be reset by clicking the okay button after winning.
Please note that this is a basic implementation and can be expanded upon to include additional features such as levels, timers, or score tracking based on your specific requirements.