Are you a religious educator, working in an RCIA program, thinking of volunteering to teach, or a parent? CDU is ideal for preparing adults to teach the Faith with knowledge, passion, and conviction. Our non-credit Continuing Education courses and certificates prepare you to share your knowledge with others and integrate your faith in everyday life. Take the first step and sign up for a class today! Register Now

CDU was founded in 1983 as the first catechetical institute in the United States to award the Catechetical Diploma by correspondence. All CDU courses and seminars are offered online so you can study where and when you choose from the convenience of a digital device or laptop. The only prerequisite is a desire to grow in your knowledge of the Faith.

Three-Week Seminars

Learn more about a fascinating topic of your choice by taking a three-week online seminar. Review a weekly lecture and participate in an online discussion at your convenience.

On-Demand Independent Study Courses

Independent study courses equip you to become a lifelong learner prepared to change the world. Take a single course or all of the courses in a series — Catechism of the Catholic Church, American Catholic History, Constitutions of Vatican II, and the Life in Christ Morality Series.

“I am loving this course very much. The CDU independent study courses are a perfect fit…and I am so thankful to God for this opportunity to take this course!”

— Kay Vovo, Continuing Education Student