CHAPTER 1: Getting to know Greenfoot

CHAPTER 2: The first program: Little Crab

CHAPTER 3: Improving the Crab— more sophisticated programming

CHAPTER 4: Finishing the crab game

Interlude 1: Sharing your scenarios

CHAPTER 5: Scoring

CHAPTER 6: Making music: An on-screen piano

CHAPTER 7: Object interaction: an introduction

CHAPTER 8: Interacting objects: Newton’s Lab

CHAPTER 9: Collision detection: Asteroids

Interlude 2: The Greeps competition