Can't God just make things happen that we want to have happen? The answer is yes, He can. But sometimes He asks us to get out of our comfort zones--sometimes WAY out--to teach us and deepen our faith in Him. That's what he did with Joshua when he gave him instructions on how to make the walls of Jericho come a tumblin' down, as the famous song lyrics go. Here's a link to Pastor Ryan Cogswell's July 30th sermon on the Battle of Jericho.
The Ten Commandments are more than just a set of moral rules. As RCS Pastor Ryan Cogswell explains, the Commandments that Moses received are about our covenant, our relationship with God.