Chapter 1: Before Breakfast
Chapter 2: The Briefing
Chapter 3: The Opening Parade
Chapter 4: The Competition
Chapter 5: The Final
Chapter 6: Marble-Run Building
Teacher: Mr. Billfinch
Chapter 7: Marble-Polishing-Machine Building
Teacher: Mrs. Glitchegrocken
Chapter 8: Physics
Teacher: Mrs. FRRT
Chapter 9: Behind the Sofa
Chapter 10: The Fight
Chapter 11: The Secret Revealed
Chapter 12: A Great Idea