Sure! Here's an example of a simple game called "Mich and Mach" implemented as a single HTML file, using JavaScript and enclosed in script tags:
Mich and Mach Game
Score: 0
This game displays a pictogram every second, and you need to click on it to increase your score. Pictograms are randomly chosen from a predefined list, and the score is displayed at the top. The game uses emoji pictograms like sunflower, turtle, rainbow, donut, and rocket. It is designed to be played on a smartphone.
To play the game, simply copy the code into a new HTML file, save it, and open it in a web browser on your smartphone. Click on the displayed pictograms to increase your score. Have fun playing "Mich and Mach"!