Sure! I can help you create a Flappy Bird game using JavaScript. Here's an example implementation that you can include in a single HTML file enclosed within script tags:
You can save the above code in a single HTML file, and upon opening it in a web browser, you will see the Flappy Bird game. Use the spacebar to navigate the bird through the pipes. The game will end if the bird collides with a pipe or the ground. Press the spacebar to restart the game after a game over.