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Catholicism Course
More than 2 million students worldwide

Catholicism Course

Explore the full depth of Catholic faith — from its apostolic origins to its living traditions today. This comprehensive course covers doctrine, Scripture, liturgy, morality, and spirituality in one structured programme. Whether you're deepening your personal faith or preparing to serve your parish, you will gain the knowledge and confidence to live and share Catholicism with clarity.

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What you'll learn:

In this course, you will study the historical development of the Catholic Church, its core theological doctrines, and the seven sacraments. You will learn how Catholics read and interpret Scripture, how the Mass is structured, and how the liturgical year shapes Catholic worship. The course covers Catholic moral theology, virtue ethics, and social justice principles. You will also explore major spiritual traditions, Marian devotion, and the Church's ecumenical relationships. By the end, you will have a thorough, well-rounded understanding of Catholicism as a living faith.

How you study in practice Catholicism Course

How you practise Catholicism Course

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Course content

8 Chapters • 40 LessonsDuration between 4 and 360 hours (you decide)

Chapter 1See details

Foundations of Catholic Faith and History

  • Lesson 1 • The Modern Church and Vatican II

    Surveys the Church from the 19th century through the Second Vatican Council. Establishes the contemporary Catholic framework students will study throughout the course.

  • Lesson 2 • Reformation and Counter-Reformation

    Analyses the Protestant challenge and the Catholic Church's internal renewal response. Demonstrates how crisis shaped modern Catholic doctrine and discipline.

  • Lesson 3 • Formation of Catholic Identity

    Examines how the Church defined itself through councils, creeds, and canon. Connects doctrinal formation to the chapter's focus on foundational identity.

  • Lesson 4 • The Church in the Medieval Period

    Covers the Church's political and spiritual dominance in medieval Europe. Shows how institutional growth shaped Catholic culture and governance.

  • Lesson 5 • Origins of the Early Church

    Traces Christianity's emergence from Judaism and the ministry of Jesus Christ. Provides the historical baseline for all subsequent Catholic doctrine and structure.

Chapter 2See details

Core Catholic Beliefs and Doctrine

  • Lesson 1 • Sin, Grace, and Salvation

    Teaches Catholic doctrines of original sin, actual sin, grace, and redemption. Provides the soteriological framework underlying sacramental and moral theology.

  • Lesson 2 • Eschatology: Death and Eternal Life

    Presents Catholic teaching on death, judgment, purgatory, heaven, and hell. Completes the doctrinal arc from creation to final destiny.

  • Lesson 3 • Christology and the Incarnation

    Examines Catholic teaching on Jesus Christ as fully human and fully divine. Connects Christology to salvation theology introduced later in the section.

  • Lesson 4 • Revelation, Scripture, and Tradition

    Covers how Catholics understand divine revelation through Scripture and Sacred Tradition. Establishes the dual-source model that distinguishes Catholic from Protestant epistemology.

  • Lesson 5 • The Nature of God and the Trinity

    Explains the Catholic understanding of one God in three Persons. Grounds students in Trinitarian theology as the foundation of all Catholic doctrine.

Chapter 3See details

Sacred Scripture in Catholic Life

  • Lesson 1 • The Old Testament in Catholic Faith

    Surveys key Old Testament themes: covenant, law, prophecy, and wisdom. Shows how the Old Testament is fulfilled and retained in Catholic theology.

  • Lesson 2 • Lectio Divina and Scriptural Prayer

    Introduces the ancient Catholic practice of prayerful Scripture reading. Bridges academic study of the Bible with personal and communal spiritual formation.

  • Lesson 3 • Principles of Catholic Biblical Interpretation

    Teaches the literal, allegorical, moral, and anagogical senses of Scripture. Equips students to read the Bible as the Church intends.

  • Lesson 4 • The New Testament and Catholic Teaching

    Examines the Gospels, Epistles, and Revelation through a Catholic lens. Connects New Testament texts to sacramental and doctrinal life.

  • Lesson 5 • The Catholic Biblical Canon

    Identifies the 73-book Catholic canon, including the deuterocanonical books. Distinguishes the Catholic Bible from Protestant versions and explains the historical rationale.

Chapter 4See details

The Seven Sacraments

  • Lesson 1 • Sacramental Theology Foundations

    Defines sacraments as outward signs instituted by Christ to confer grace. Establishes the theological framework applied to each individual sacrament.

  • Lesson 2 • Sacraments of Healing

    Examines Reconciliation and Anointing of the Sick as sacraments that restore and strengthen. Connects healing sacraments to the Church's pastoral mission.

  • Lesson 3 • Sacraments at the Service of Communion

    Addresses Holy Orders and Matrimony as sacraments ordered towards building the Church. Explains how these sacraments serve the community rather than primarily the individual.

  • Lesson 4 • Sacramentals and Popular Devotions

    Distinguishes sacramentals from sacraments and surveys common Catholic devotional objects. Grounds popular piety within the Church's official sacramental framework.

  • Lesson 5 • Sacraments of Initiation

    Covers Baptism, Confirmation, and the Eucharist as the three sacraments of Christian initiation. Shows how these sacraments incorporate believers into the Body of Christ.

Chapter 5See details

Catholic Liturgy and Worship

  • Lesson 1 • Theology of the Liturgy

    Defines liturgy as the public worship of the Church and the work of the Trinity. Establishes why liturgy is the source and summit of Catholic life.

  • Lesson 2 • The Liturgical Year

    Maps the Catholic liturgical calendar: Advent, Christmas, Lent, Easter, and Ordinary Time. Shows how the year re-presents the mysteries of Christ's life.

  • Lesson 3 • The Liturgy of the Hours

    Introduces the Divine Office as the Church's daily prayer sanctifying each hour. Teaches students to pray Morning Prayer and Evening Prayer.

  • Lesson 4 • The Structure of the Mass

    Walks through every part of the Roman Rite Mass from Introductory Rites to Dismissal. Enables students to follow and understand each liturgical action and prayer.

  • Lesson 5 • Liturgical Roles and Sacred Space

    Identifies the roles of priest, deacon, lector, and assembly in the liturgy. Explains the significance of church architecture and sacred objects.

Chapter 6See details

Catholic Moral Theology and Ethics

  • Lesson 1 • The Ten Commandments in Catholic Teaching

    Examines each commandment through the lens of Catholic moral tradition. Applies commandment-based ethics to contemporary personal and social situations.

  • Lesson 2 • Bioethics and Contemporary Moral Issues

    Applies Catholic moral principles to life issues, medical ethics, and sexuality. Equips students to engage contemporary ethical debates from a Catholic perspective.

  • Lesson 3 • Social Justice and Catholic Social Teaching

    Surveys the major principles of Catholic Social Teaching: dignity, solidarity, and subsidiarity. Connects moral theology to structural and political dimensions of justice.

  • Lesson 4 • Foundations of Catholic Moral Theology

    Introduces natural law, conscience, and the sources of morality in Catholic thought. Provides the ethical framework used throughout the chapter.

  • Lesson 5 • Virtue Ethics and the Moral Life

    Teaches the theological and cardinal virtues as the basis of Catholic character formation. Connects virtue to the pursuit of human flourishing and holiness.

Chapter 7See details

Catholic Spirituality and Prayer

  • Lesson 1 • Contemplative Prayer and Mysticism

    Introduces the stages of contemplative prayer and the Catholic mystical tradition. Connects mystical theology to the universal call to holiness.

  • Lesson 2 • Major Catholic Spiritual Traditions

    Surveys Benedictine, Franciscan, Dominican, Ignatian, and Carmelite spiritualities. Shows how each tradition offers a distinct path to holiness within Catholic unity.

  • Lesson 3 • Marian Devotion and the Saints

    Explains Catholic teaching on Mary's role and the communion of saints. Distinguishes veneration from worship and presents key Marian doctrines.

  • Lesson 4 • Spiritual Direction and Formation

    Explains the role of a spiritual director and the process of ongoing spiritual formation. Equips students to seek and benefit from guided spiritual accompaniment.

  • Lesson 5 • Theology of Christian Prayer

    Defines prayer as a covenant relationship and examines its forms: blessing, petition, intercession, thanksgiving, and praise. Grounds all subsequent prayer practices theologically.

Chapter 8See details

The Church: Structure, Mission, and Ecumenism

  • Lesson 1 • Evangelisation and Mission

    Presents the Church's missionary mandate and the theology of evangelisation. Connects mission to the Great Commission and the Church's universal call.

  • Lesson 2 • Ecclesiology: The Nature of the Church

    Defines the Church using the four marks: one, holy, catholic, and apostolic. Establishes the theological identity of the Church as the Body of Christ.

  • Lesson 3 • Ecumenism and Interfaith Dialogue

    Surveys Catholic principles for dialogue with other Christians and world religions. Applies Vatican II's ecumenical vision to contemporary relationships.

  • Lesson 4 • The Church in the Contemporary World

    Examines the Church's engagement with modern culture, politics, and global challenges. Synthesises the entire course by situating the Church in today's world.

  • Lesson 5 • Hierarchy and Governance of the Church

    Maps the Church's hierarchical structure from the Pope to the laity. Explains the theological basis for papal primacy and episcopal collegiality.

Certification

Your valid completion certificate

This course is for you:

  • Cradle Catholics: wanting to understand the faith they grew up practising.

  • RCIA candidates: preparing to enter full communion with the Catholic Church.

  • Parish volunteers: seeking theological grounding to serve their community better.

  • Theology students: building a solid Catholic foundation for advanced academic study.

  • Protestant Christians: curious about Catholic beliefs, history, and worship practices.

  • Educators and catechists: needing structured content to teach faith formation classes.

What our students say

Your lessons are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of interest without needing to change platforms... I'm grateful for everything you do, I've already recommended you to other people...
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Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can change chapters and skip content I don't need.
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