For instructions on how to pray the rosary, visit:
http://www.usccb.org/prayer-and-worship/prayers-and-devotions/rosaries/how-to-pray-the-rosary.cfm
The Joyful Mysteries
Traditionally prayed on Mondays, Saturdays, and, during the season of Advent, on Sundays.
The Luminous Mysteries
Traditionally prayed on Thursdays.
The Sorrowful Mysteries
Traditionally prayed on Tuesdays, Fridays, and, during the season of Lent, on Sundays.
The Glorious Mysteries
Traditionally prayed on Wednesdays and, outside the seasons of Advent and Lent, on Sundays.