"An emperor who prefers culture to war, farmers who develop a type of rice that results in a population spurt, an inventor who fashions a marvelous mechanical clock - these are just a few of the many fascinating people you'll meet when CALLIOPE travels to China in the time of the Song Dynasty. Plus, ever wonder how conservators patch old, worn paintings that were done on silk? Well, here's your chance to find out!" (text taken from cobblestonepub.com)