Launch a lesson that's sure to capture middle schoolers' interest! Exploration enthusiasts examine the planets of our solar system using an activity from PBS's Space series. The resource includes images and information for each planet,...

An excellent map that shows where the loose nukes are located in Russia. Click on a region of the map to see what weapons that region has,as well as information about its weapon program. From a program that aired on November 19, 1996.

Biographical note on Leonardo da Vinci excerpted from "The Story of Painting," by Sister Wendy Beckett, art historian and host of programs about art history and appreciation airing on PBS. Includes internal links to reproductions of some...