Sure! Here's an example of a simple game where you are asked simple questions about America using pictograms. It's a single HTML file that incorporates JavaScript and is enclosed within script tags. You can play the game on a smartphone.
Simple American Knowledge Game
To use this game, create a new HTML file, copy and paste the code into the file, and save it. You can then open the HTML file on your smartphone and play the game! The game will present you with multiple-choice questions about America, and you need to select the correct answer by tapping on the pictogram/button. Your score will be displayed at the end. Have fun!