5 Great resources to help you understand the Mass
The article presents five resources designed to deepen readers’ understanding of the Catholic Mass. It highlights a mix of books, online courses, podcasts, and other media that explain the Mass’s structure and significance. Author Theresa Civantos Barber discusses how each resource can enhance spiritual engagement and knowledge. The piece encourages readers to explore these tools to enrich their participation in the Mass.
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The article presents five recommended resources—plus a bonus for children—to help Catholics, especially new converts, deepen their understanding of the Holy Mass. It highlights a video guide, three books, a forthcoming podcast series, and a LEGO‑based children’s book, all aimed at explaining the liturgy’s structure, theology, and spiritual significance1.
Fr. Mike Schmitz’s “Catholic Mass 101” is a 40‑minute YouTube video that walks viewers through each part of a staged Mass, explaining both what happens and why, and offering practical ways for the faithful to participate1.
“The Mass in a Month,” hosted by Dr. Edward Sri, launches on May 1 with 31 daily episodes. Each episode offers bite‑size reflections on a specific part of the Mass, accompanied by a free Scripture‑Prayer guide available through the Ascension app1.
A LEGO‑themed children’s book, The Holy Mass: On Earth as it is in Heaven, introduces the Mass and salvation history in a format designed for young readers and families1.
Explain the Catholic Mass through official Church documents
The Catholic Mass is the Church’s central act of worship in which Christ’s saving mystery is made present—sacrificially (the one sacrifice of the Cross), really present (Christ’s presence in the Eucharist), and communally (the banquet that unites the faithful with Christ and with one another).
The Church teaches that the Mass is not merely a remembrance, but a true “memorial” that makes present the one saving sacrifice of Christ:
“The Holy Sacrifice, because it makes present the one sacrifice of Christ the Savior and includes the Church's offering.”
So, when Catholics speak of the Mass as the “sacrifice” of the New Covenant, they mean that Christ’s offering is truly present to the Father, and the Church is united to it in offering.
At the same time, the Mass is also a communion and a banquet:
“The Mass is at the same time, and inseparably, the sacrificial memorial… and the sacred banquet of communion with the Lord's body and blood.”
Receiving Communion therefore means receiving Christ himself—offered for us:
“To receive communion is to receive Christ himself who has offered himself for us.”
A key official teaching from the Second Vatican Council is that the Mass has a unified structure:
“The two parts… namely, the liturgy of the word and the eucharistic liturgy, are so closely connected with each other that they form but one single act of worship.”
This is why Catholics do not treat the readings as optional “before Mass” material, and they do not treat the Eucharist as a separate event. The Word and the Eucharist belong together as one worship act.
The Church’s official aim in renewing the liturgy is that the faithful participate with faith and devotion, not as mute observers:
The Council urged pastors to “urge the faithful to participate actively, with undivided faith and the utmost devotion, in the celebration of this Most Holy Mystery.”
Likewise, the Council explicitly “insists” that pastors teach people to take part in the entire Mass, especially Sundays and feasts of obligation.
And John Paul II emphasizes that the Church is “firmly built up” through the Eucharist lived not only in the celebration, but also in real, prayerful communion after receiving:
The Eucharistic mystery “does not allow for reduction or exploitation; it must be experienced and lived in its integrity, both in its celebration and in the intimate converse with Jesus” after Communion and also in Eucharistic adoration apart from Mass.
The Council teaches that the “more perfect form of participation” is when, after the priest’s Communion, the faithful receive the Lord’s Body from the same sacrifice.
This is important: Communion is not just an individual spiritual moment. It is meant to flow from—and deepen—the Eucharistic sacrifice celebrated with the people.
John Paul II highlights Sunday Mass as central to ecclesial unity and the Church’s life:
“The Eucharist's particular effectiveness in promoting communion is one of the reasons for the importance of Sunday Mass.”
He also states that Sunday Mass is “the privileged place where communion is ceaselessly proclaimed and nurtured,” so that the Lord’s Day becomes “the Day of the Church” as “the sacrament of unity.”
In other words, Mass is not only about personal devotion. It is how the Church, as Christ’s Body, is formed and strengthened in unity.
The Catechism links the Mass with the Church’s “sending forth”:
“Holy Mass… concludes with the sending forth (missio) of the faithful, so that they may fulfill God's will in their daily lives.”
So the Mass ends by directing the faithful back into ordinary life with a mission shaped by the Eucharist.
The liturgical tradition also governs where the Eucharist is reserved, emphasizing continuity between the Mass and prayer outside it.
The General Instruction of the Roman Missal teaches that the tabernacle where the Most Holy Eucharist is reserved should not be on the altar where Mass is celebrated, and notes appropriate places for private adoration that are “readily visible” and connected to the church.
This matters because the Eucharist is not “used up” and then gone; it remains a real presence meant to be adored and honored.
Putting these official teachings together, when you attend Mass as the Church intends, you are:
The Catholic Mass is simultaneously sacrifice and banquet, Word and Eucharist, communion with Christ and communion among believers—so that the Church is built up and the faithful are sent into daily life.