The Nunca Riddle: A Young Woman Proves Herself in the Amazon Rain Forest.

Jo Tartan, a teenager from Sanibel Island, Flordia, and the youngest member for her family, is determined to prove herself. Her chance comes when she joins her scientist parents on a expedition to the Peruvian Amazon to investigate the obscure Nunca people. The Nuncas possess secrets of enormous sceintific value: freedom from malaria, exceptional health and long life - the Nunca Riddle.Expedition leader mark Steiner doubts Jo is up to the cchallenge and opposes her participation. In an unguarded moment, she becomes lost in the hostile rain forest, turning the expedition to a search for her-just as Steiner predicted. Surviving on guts and ingenuity, she learns Nunca tribal secrets-parts of the riddle-what the expedition came to discover.Jo's story is a adventure of discovery and survival, rich and medical science.