Object Callisthenics

In this session you will learn about Object Callisthenics and apply it to the Tic Tac Toe kata.

Coaching guide

• Offer help on Object Callisthenics.

• At the end of the session, ask students to compare previous version of the exercise with this one.

• Discuss design implications of using Object Callisthenics.

• This session is the first on OO design.

Duration	Description
15m	Object Callisthenics intro
75m	Tic Tac Toe Object Callisthenics Learning objectives You should be able to understand and remember Object Callisthenics Retrospective

Hands-on: Conway's Game of Life Kata

Learning objectives

• Stick to the rules of object callisthenics

Success criteria