It's one thing to teach new believers the fundamentals of faith and quite another to plug them into the community of relationships that represents your church. Now you can do both at once. Rock Solid is an 8-lesson Christian living course that recognizes the power relationships have to keep recent converts growing and coming back. Thoroughly proven, Rock Solid is one of the most successful resources for church growth available today. Rock Solid One teaches students how to build a relationship with God, pray, understand and study the Bible, and apply the Bible to life. Spanish.