FlappySwift is a Swift reimplementation of the famous “Flappy Bird” game, intended as a tutorial or demo to teach game development fundamentals on iOS. The project includes sprite rendering, physics, collision detection, scrolling background, user input (tap to flap), scoring, and game-over logic, all wired together in a simple but playable form. Because the code is real and running, learners can modify gravity, speed, obstacle spacing, or visual assets to see how design decisions impact feel...