These teaching guides are meant to supplement the eighth season (1997-98) of the PBS Series "Scientific American Frontiers". Episode 801 is entitled "Expedition Panama: Science at the Smithsonian Tropical Research Institute" and the teaching guide contains information and activities on the ultrasonic communication of bats, communication among Panama's stingless bees, problems with the watershed of the Panama Canal, the role of leafcutter ants in the rainforest, and the impact Panama has had on the earth's climate and animals. The teaching guide for Episode 802, entitled "Beyond Science? Investigations into Pseudoscience," includes information and activities on dowsing to detect underground water, handwriting analysis, the debate over aliens landing at Roswell, New Mexico, perpetual motion and zero-point energy, and therapeutic touch. Episode 803 is entitled "Nordic Sagas: Science in Scandinavia" and features information and activities on Viking ships, the birth of an island from a volcano (Surtsey), the contamination of Lapland reindeer resulting from the Chernobyl disaster, studying genetics through Iceland's unique population, and the use of technology to enhance the lives of people with disabilities. Episode 804 is entitled "The Art of Science: Enhancing Creativity through Science and Technology" and contains information and activities on a 20th-century version of Ben Franklin's glass harmonica, the creation of a digital character for a speaking part, restoration of the Shaw Memorial, a robot programmed to conceive and create paintings, and an interactive opera performed by hyperinstruments. Episode 805 is entitled "The New Zoos: Enriching the Minds and Lives of Animals" and presents information and activities on polar bear enrichment at the San Diego Zoo, the study of orangutan psychology at Toronto's Metro Zoo, the medical center at the New England Aquarium, high-tech tracking of giant bluefin tuna, captive breeding programs, and a jungle boot camp for golden lion tamarins. (WRM)