Welcome to some of the best starter lessons
Before you start working on any projects its important to learn the basics, Unity offers a very simple and easy tutorial to get you ready.
Link to Unity's tutorial
After you understand the very, very basics of Unity from that tutorial you can move onto another Unity created tutorial that teaches you the basics of game creation with a focus on player control.
Link to the second Unity tutorial
Unity has a large amount of these tutorials if you are interested in learning Unity they are a valuable resource