Convex and Concave: the Mystery of the Magical Lenses

Sarah and Lauren. Two identical twin girls with opposite personalities. Their mother has died years earlier and their father is a telescope maker and stargazer. On the night of the girls? eleventh birthday, Dad invites a special visitor to their backyard viewing deck. An odd but likable woman, Mrs. Olsen brings two amazing gifts ? glowing, magical lenses. And just how are they magical? With a little practice, they allow the girls to understand each other?s personalities! So begins a lifelong journey in which the girls discover what their mother was never able to pass on to them ? the ability to lead happy, rewarding lives through the gifts of empathy and balance.