--- title: Building Flappy Bird slug: /excalibird-flappy-bird section: Tutorial --- ## Introduction Excalibur uses a theater-style metaphor to organize your games. There are `Actor`'s which can move around and do things in the currently active `Scene`. All of that lives in the `Engine` container. ## Excalibur Debug Tools Be sure to check out our [Firefox and Chrome debugger extensions](/docs/debugging) to help make your games! ## Excalibird - Flappy Bird Clone This is a sample of how to build a flappy bird style game in Excalibur. Check out the final source code [here](https://github.com/excaliburjs/sample-excalibird/) Click below for the step by step tutorial! Below is the final playable product