When Nanda is born, the whole of her world is the circle of her mother's arms. But as she grows, the world grows too. It expands outward-from her family, to her friends, to the city, to the countryside. And as it expands, so does Nanda's wonder in the underlying shapes and structures patterning it: cogs and wheels, fractals in snowflakes. Eventually, Nanda's studies lead her to become an astronaut and see the small, round shape of Earth far away....