Memorizing a ten verse song. Go over first verse until it is memorized. Then go over second verse until that one is memorized. Sing first and second verses in order. Learn third verse. Sing second and thrid verses then first second and third. Sing all three verses until they are perfect. Learn fourth verse. Sing third and fourth, then second, third and fiourth, then first through to fourth in order. Get the pattern? repeat as many times as necessary, resting after sixth verse, until the whole song has been learned.