GiraffeCritter free response practice question

Note: GridWorld will not be featured on the 2015 and subsequent AP CS Exams. One of the four free response problems on each AP Computer Science Exam references the GridWorld Case Study. Previous problems have required students to write the complete class for a creature that extends Critter.

PirateParrot free response practice question

Inheritance and polymorphism is almost always tested in the multiple choice section and is occasionally featured in a free response question. The AP CS Elevens Lab features inheritance.