Mass etiquette (do's and don'ts)
Church Liturgical Year and liturgical colors
Lectionary
a book containing portions of the Bible appointed to be read on particular days of the year
Year A - Gospel of Matthew - Jesus as King
Year B - Gospel of Mark - Jesus as Servant
Year C - Gospel of Luke - Jesus as Man
2nd Readings in the Sundays in Ordinary Time are on their own independent 3-year cycle from the Letters of St Paul.
Year A - 10 weeks on Romans
Year B - 6 or 7 weeks on Ephesians
Year C - 6 weeks or so on Galatians
There will be other readings from the other books (for example, James)
Most of the information below are advance lessons and are mainly intended for the period of mystagogy (that is, after you are baptized and confirmed).
A Biblical Walk Through the Mass (Ascension Press, Dr Ed Sri)
What Is Transubstantiation & its History? Catholic Belief of the True Presence Explained (35 mins) (Augustine Institute)
The Eucharistic Miracles of the World
Understanding the Mass through Sacred Scripture (1:04:46)
What is the Theology of the Eucharistic Body of Christ? (0:31:39)
The Eucharist in Scripture: The Fourth Cup (1st part) (0:30:38)
The Eucharist in Scripture: The Fourth Cup (2nd part) (0:32:57)
The Eucharist in Scripture: The Lamb’s Supper (1st part) (0:30:39)
The Eucharist in Scripture: The Lamb’s Supper (2nd part) (0:36:25)
The Mass Explained: Roman Catholic Worship in the Bible and Tradition (Introduction) (5:51)
Is the Mass a Sacrifice? (9:05)
Where Is the Eucharist in the Bible? (In Depth Bible Study) (~40 minutes) by Brant Pitre