OOD Resources
BlueJ – Objects First

Chapter 2: VN 2.1 The naive ticket machine project

Chapter 2: VN 2.2 introduction to source code – fields and constructors

Chapter 2: VN 2.3 Creating, documenting and testing a new class

Chapter 3: VN 3.1 Fields of class types

Chapter 3: VN 3.2 Constructors and field initialization

Chapter 3: VN 3.3 Solving the 12-hour clock exercise