Some congregations are discovering that the Heidelberg Catechism is good for more than preaching; many churches benefit from its use as a liturgical resource. This article explores possible uses of the Catechism as a liturgical document.

Assurance is the certainty that belongs to faith. This article proves this truth by looking at the meaning of faith a sure confidence, as explained in Lord's Day 7, question 21 of the Heidelberg Catechism, and the teaching on assurance of faith from the Westminster Standards.

This article gives a biography of Zacharias Ursinus and the events that led to the writing of the Heidelberg Catechism.

This article looks at the life of Frederick the Pious and the role he played in advancing the cause of Calvinism and the promotion of the Heidelberg Catechism.

Klooster want to assess the ecumenical character of the Heidelberg Catechism. He gives a brief survey of the historical background of the Heidelberger and then consider its ecumenical character.

This article introduces the Heidelberg Catechism. It looks at the structure of the Catechism, its relation to Scripture, and the reasons it was written.

The Heidelberg Catechism can be used for teaching, preaching, devotions, and Bible study. This article explains how.

Looking at the structure of the Heidelberg Catechism through the eyes of Psalm 116, this article shows that the Christian life is a life lived out of gratitude before God, which brings the blessing of assurance of faith.

This article shows that the presupposition behind the writing of the Heidelberg Catechism was that God has determined a covenant of grace.

This article looks at the five solas - By faith alone, Through Christ alone, By grace alone, By scripture alone, and Glory to God alone - in the context of the Heidelberg Catechism.

Preaching the Heidelberg Catechism is crucial for the defense and preservation of the church. This article traces this practice from the Reformation to the synod of Dordt, maintaining that teaching the Catechism is still necessary today.

This article discusses the history and the purpose of the Heidelberg Catechism. From a temporal perspective, the Catechism served to unify Christians during the Reformation. The other purpose of the Catechism was for it to be used as a doctrinal teaching tool for the youth.

The great theme of the Heidelberg Catechism is comfort - comfort found in our Saviour Jesus Christ.

This article is an exposition of Lord's Day 24 of the Heidelberg Catechism. The author looks at the relationship between good works and justification. Teaching justification by grace alone should not produce careless Christians, but rather inspire thankful living.

This article is an exposition of Lord's Day 23 of the Heidelberg Catechism. The author explains why justification is found in Christ alone by faith alone, drawing out the comfort this brings to the believer.

This article is an exposition of Lord's Day 22 of the Heidelberg Catechism, discussing how Christ's resurrection serves as assurance of the final resurrection of the body. The author also discusses the teaching of the intermediate state.

This article is an exposition of Lord's Day 21 of the Heidelberg Catechism, looking at the catholic church, the communion of saints, and the biblical teaching of forgiveness.

This article is an exposition of Lord's Day 20 of the Heidelberg Catechism, looking at the person and work of the Holy Spirit.

This article is an exposition of Lord's Day 19 of the Heidelberg Catechism. What does it mean that Christ is at the right hand of God? This article discusses this question, highlighting the fact that Christ's governance of the world is an assurance of his second coming as judge.

This article is an exposition of Lord's Day 18 of the Heidelberg Catechism. Jesus' ascension is a real historical fact. This article provides seven reasons why Christ's ascension was necessary.

This article is an exposition of Lord's Day 17 of the Heidelberg Catechism. Christ's resurrection has great benefits for the Christian.

This article is an exposition of Lord's Day 16 of the Heidelberg Catechism. Why did Jesus have to die? This article discusses the meaning of Christ's death and descent into hell.

This article is an exposition of Lord's Day 15 of the Heidelberg Catechism. Why did Jesus have to suffer? In order that He might bear the curse of God upon mankind.

This article is an exposition of Lord's Day 14 of the Heidelberg Catechism. Why is it important that Jesus came into this world through birth? In order for Jesus to be the Mediator between God and man, it was crucial that the incarnation should occur.

This article is an exposition of Lord's Day 13 of the Heidelberg Catechism. Jesus Christ has always been the eternal Son of God. Jesus' title as 'Son of God' tells us about His relationship to the Father. His title of 'Lord' speaks about His relationship to the church. This article discusses these titles, celebrating in the fact that Christians are also called sons of God, since they are adopted in Christ.

This article is an exposition of Lord's Day 12 of the Heidelberg Catechism. The work of Christ can be summarized with His three offices of Prophet, Priest, and King.

This article is an exposition of Lord's Day 11 of the Heidelberg Catechism. Can man receive salvation without Christ? No. Jesus is the only Savior, and without Him there is no salvation.

This article is an exposition of Lord's Day 10 of the Heidelberg Catechism. Nothing happens to a child of God by accident. Providence means that all things happen as a result of God’s will. This article defines the meaning of providence and outlines the assurance and peace it gives to the child of God.

This article is an exposition of Lord's Day 9 of the Heidelberg Catechism. It is a great comfort for the child of God to know that the almighty God is his Father. This article discusses the meaning of confessing God as our Father, and the comfort this holds for the child of God.

This article is an exposition of Lord's Day 8 of the Heidelberg Catechism. The doctrine of the Trinity is the foundation of the Christian faith. This is so because this is how God has revealed Himself to His Church. This article shows the biblical foundation of this teaching and the importance of this doctrine for the church in her worship of God.

This article is an exposition of Lord's Day 7 of the Heidelberg Catechism. Without faith there is no salvation. What does it mean then to have true faith?

This article is an exposition of Lord's Day 6 of the Heidelberg Catechism. Why did Jesus have to be both man and God in order that He might be our Mediator?

This article is an exposition of Lord's Day 5 of the Heidelberg Catechism. Understanding the justice of God and the satisfaction such a justice requires leaves man hopeless in his attempt to satisfy it. However, it also leaves man with only one option for satisfaction: Jesus Christ.

The best way to explain man’s natural condition is: total depravity. Simply put, man is born with a natural hatred for God and for his fellow man. Our sinfulness is our own doing through Adam. This article is an explanation of Lord’s Day 3 of the Heidelberg Catechism. The only hope for man is in being regenerated. Why is this the only hope?

This is an explanation of Lord’s Day 1 of the Heidelberg Catechism. The article looks at the nature of true comfort, and shows why belonging to Jesus can be the only comfort. There can only be one comfort because there is one cause of misery. The comfort the believer has in Christ is essential to the daily life of the believer until his or her death.

Should parents who do not send their children to catechism classes be disciplined? The author shows that this has been a conviction in the history of the Reformed Churches. He shows the need for catechism and the benefits it has for the church. The author maintains that instruction in the Heidelberg Catechism is linked to the promise parents make to their children at their baptism.

Does the way in which the Heidelberg Catechism deals with the fourth Commandment in Lord’s Day 38 leave you longing for more? The catechism does not say anything about what is forbidden on the Sabbath. Is this an issue? This article looks at Calvin's perspective on the fourth commandment and how this perspective influenced Ursinus. 

This article is about the historical background and purpose of the Heidelberg Catechism.

This article is about Zacharius Ursinus, born in 1534 in Breslau, Austria. He was one of the authors of the Heidelberg Catechism.