Betty went out on to the campus, where the shadows were beginning to grow long on the freshly mown turf, and took her favorite path back to the edge of the hill, where she sat down on her favorite seat to consider this new problem. On the slope below her a bed of rhododendrons that had been quite hidden under the snow in winter, and inconspicuous through the spring, had burst into a sudden glory of rainbow blossoms--pink and white and purple and flaming orange.