Students explain the design, principle and orientation of a sundial, the type with a gnomon pointing towards the pole of the heavens. They construct a model sundial from paper.
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New Review The Sun Compass of the Vikings
Evidence shows the Vikings likely navigated by using a simple sundial to find their course. Videos, a short story, and discussion help bring this time period to life as they study European history with a hands-on experiment. Scholars...
7th - 10th Science CCSS: Adaptable
New Review Navigating with the Kamal
Historians have proven that as early as 1497 skilled navigators were using a kamal to sail across oceans. Scholars learn about navigation tools and astronomy before building their own kamals. They then learn how to use it to determine...
8th - 11th Science CCSS: Adaptable
Sending a Sundial to Mars
You know him from his famous science education videos, but now hear him get personal as he tells the story of how his father, while being a prisoner of war, became fascinated with sundials. Today, he has inherited the fascination, and in...
8 mins 11th - Higher Ed Science CCSS: Adaptable