Learn about the achievements and national problems of the African nation of Botswana in this video segment from Wide Angle.

In this Wide Angle video, view a case study of the mediation of a disagreement between an employee and his former employer in China's courts.

In this Wide Angle video, meet the widowed women of a village in the Galilee who overcame societal expectations and started their own business.

In this Wide Angle video, learn about the transformation of the Indian workplace due to a new influx of young, mostly female workers into India's outsourcing industries.

Dance shows a tribal dance and accopmanying music and asks the student to answer the question What would happen if you expressed yourself this way in our society?

Hot Air shows a brief segment of someone blowing glass and asks students to describe what object they would create if they were a glass blower.

Career Gates: Technology highlghts various employees from a variety of employers talking about how technology has impacted their careers and increased work efficiency, accuracy, and productivity in their various fields. WLVT PBS 39, The...

Students are asked to explain how advances in technology have affected people's health.

This video from Wide Angle profiles Rwanda's new economy through the small business of Epiphanie Mukashyaka, a woman widowed by recent genocide.

In this interactive activity, from the Web site developed for the PBS series "Building Big," think like an engineer and use your knowledge of dome design to match the right type of dome to the right location in a fictitious city.

This video segment adapted from NASA describes the basic characteristics of our star, the Sun. Includes background reading material and discussion questions. Video length: 1 min. 28 sec.

Explore a few of the ways plants pollinate each other in this video segment from Sexual Encounters of a Floral Kind.

This image from Biology by Kenneth R. Miller and Joseph Levine illustrates the five most important parts of a seed: the seed coat, the endosperm, and the embryo's primary root, cotyledon, and embryonic leaves.

This image from Biology by Kenneth R. Miller and Joseph Levine illustrates the relationship between structure and function by comparing the jaws and teeth of two animals with very different ways of life: the wolf and the horse.

In this interactive periodic table from the NOVA Web site, find out the role of various elements in making fireworks.

Interact with this world map from McDougal Littell/TERC to highlight different climate zones and see a photograph of each one. Ten climate zones are represented, including tundra, desert, humid subtropical, and others.

This interactive activity from NOVA Online shows four different ways in which caves are formed: by rainwater, waves, lava, and bacteria.

This Zoom video segment features Brett, a boy who trains puppies to be seeing-eye dogs.

This video segment from Nature features a greeting ceremony by grassland elephants in Kenya.

A profile of the life and leadership of Fannie Lou Hamer, a civil rights activist best known for her stirring testimony at the 1964 Democratic National Convention.

This video segment, adapted from the Interactive Secret of Life videodisc, explains the stages of mitosis, the process of dividing equally a cell's massive jumble of DNA just prior to cell division. [1:34]

This video segment adapted from NOVA/FRONTLINE looks at American energy consumption and the resulting production of greenhouse gases. [4:59]

In this video segment, members of the ZOOM cast experiment by bending and folding sheets of paper into various shapes to see which shape will support the weight of a heavy book. [3:33]

This video segment adapted from FRONTLINE introduces the electromagnetic spectrum and explains how the various types of electromagnetic waves are distinguished by the amount of energy each wave carries.