There are Seven Sacraments in the Catholic Faith:

Sacraments of Initiation
Baptism
First Eucharist
Confirmation

Sacraments of Healing
Reconciliation
Anointing of the Sick

Sacraments of Vocation
Holy Orders
Matrimony

You can find information about these Sacraments, including "How to Become A Catholic" in this section of our website.