Sure! Here's an example of a simple game implemented as a single HTML file with JavaScript, enclosed in script tags:
In this game, there are four pictograms representing different animals. The game starts by displaying a random pictogram on the screen. The player needs to click on the correct pictogram, and a congratulatory or an oops message is shown depending on the correctness of the choice. The game then restarts with a new randomly selected pictogram.
Note that this is a basic and simple game implementation; you can further enhance it by adding more features, levels, or interactions according to your requirements.