Astronomer/ Professor Dr. Kate Dellenbusch explains different ways to safely view a solar eclipse, the science behind why these methods work, and how to create a pinhole viewer.
Click the image to watch the video on PBS LearningMedia.
After a long civil war that decimated Gorongosa’s wildlife, the Mozambique government and the U.S.-based Carr Foundation have worked for two decades to restore the park’s wildlife to nearly pre-war levels.
Architects Brian and Jess team up with kids to find the "heart of the city," the center that cities grow around. Visit the streets of old Detroit to learn how cities change over time, and use maps and landmarks to find the heart of your city.