Update README.md

README.md

@@ -2,7 +2,7 @@
 Box2D-Lite is a small 2D physics engine. It was developed for the [2006 GDC Physics Tutorial](docs/GDC2006_Catto_Erin_PhysicsTutorial.pdf). This is the original version of the larger [Box2D](https://box2d.org) library. The Lite version is more suitable for learning about game physics.
 
 # Cloning
-The Box2D-Lite samples program uses [GLFW](https://www.glfw.org/) and [dear imgui](https://github.com/ocornut/imgui) as git submodules. I recommend cloning Box2D-Lite using the following command:
+The Box2D-Lite sample program uses [GLFW](https://www.glfw.org/) and [dear imgui](https://github.com/ocornut/imgui) as git submodules. I recommend cloning Box2D-Lite using the following command:
 ```bash
 git clone --recursive https://github.com/erincatto/box2d-lite.git
 ```