I'm glad to help! Here's an example of a simple game implemented in a single HTML file using JavaScript:
Pictogram Game
Tap the pictogram to start the game!
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When you open this HTML file in a browser on your smartphone, you should see a simple game where you tap on a pictogram to increase your score. Give it a try and have some fun playing the game! Feel free to modify and customize the game further to make it more interesting.