Bring a piece of rope to class.
Give a piece of rope to a young woman. Ask her to try to break it using any method except cutting. Then illustrate to the class how the rope can be broken by breaking one strand at a time.
(I personally think yarn would be the easiest item to use for this lesson. You can use this object lesson to teach about unity or temptation. ~Jenny
Lesson 9: Encouraging Family Unity, Young Women Manual 3, 32