- Making a Dragon Shake its Head (Yes or No)
(Figure-4.06-14) - Validating Parameter Values
(Figure-4.15-16) - Validating Parameter Values, II
(Figure-4.17-19) - Flapping Wings a Given Number of Times
(Figure-4.20-22) - Circling a Castle
(Figure-4.25) - A Graceful Descent
(Figure-4.26-31) - A Bouncing Ball
(Figure-4.33-36) - Walking in a Spiral (Fibonacci)
(Figure-4.37-40) - A Walk Method
(Figure-4.41-44)