Solving the Mystery. Is the Old Testament a big mystery to you? Do you wonder if it is really important for the Christian? What does the Bible mean when it talks about a time of law and a time of grace? And who are some of the major players in the drama of God's dealings with mankind? This Step explores the answers and shows what God did to prepare the way for Jesus Christ. In this study you will learn: The big picture of God's work in Old Testament times; God's pattern of promise and blessing; The real purpose of the law; The true significance of God's grace and forgiveness...Step 9: Exploring the Old Testament is part of the Ten Basic Steps Toward Christian Maturity, a time-tested study series designed to provide you with a sure foundation for your faith, and to help you share your faith joyfully with others.