Day

What is Light? (2013)

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What is light? What are some of the ways we use light? This program helps students develop a basic understanding of these difficult questions. The fundamental characteristics of light are highlighted. Real life examples of things that produce light are described, as well as some of the many ways we use light.

Grade Level: 
Primary
Elementary
Length: 
00:10
What is Light?

Time (1997)

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With Bill Nye the Science Guy, it’s all science, all the time.

Grade Level: 
Elementary
Middle
Length: 
00:23
Time

Earth's Rotation and Revolution (2006)

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What causes day and night? Why do we have seasons? Through easy-to-understand animations, as well as live-action video footage, these difficult concepts are easily explained. The rotation of Earth on its axis, and its revolution around the sun are the focus of this video.

Grade Level: 
Elementary
Length: 
00:15
Earth's Rotation and Revolution