在与您的工作区一起在分屏中播放的视频中，您的授课教师将指导您完成每个步骤：

1. •

   In this task, you'll learn how to organize your project into packages and classes and you'll learn the difference between super classes and sub-classes.

2. •

   In this task, you'll learn how to implement the first part of the project classes, which is the instance variables.

3. •

   In this task, you’ll be introduced to the Enumerations and how they work. You will also learn how to implement the second part of the project classes, which is the constructor.

4. •

   In this task, you'll implement the instance methods of the project classes. You'll also learn how to generate the getters and setters methods of a class in an easy way.

5. •

   In this task, you'll learn how to create an instance of a class. You'll also test the Supermarket app by calling the implemented methods from the previous task.