Sure! Here's a simple click game implemented as a single HTML file using JavaScript. The game involves clicking on pictograms to increase the score within a limited time period. The game starts as soon as the page loads.
Time:
Score:
To play the game, simply paste the above code into a new HTML file and open it in a web browser on a smartphone. The game will start automatically and you can score points by clicking on the displayed pictogram within the given time limit. Once the time runs out, the game will end and display your final score.