These pinhole projector eclipse postcards allow safe observations of the North American …
These pinhole projector eclipse postcards allow safe observations of the North American Total Solar Eclipse on August 21, 2017. The two sided postcard features a map of the contiguous US and what percentage of the eclipse you’ll see at different locations. The other side shows how to see the eclipse safely using projection through the hole in the center of the card (you can punch it out) and tips about the eclipse. Available in English and Spanish.
In this lesson, students move a flashlight around an object to make …
In this lesson, students move a flashlight around an object to make and experiment with shadows. The activity can be connected to a storybook about a little bear exploring his own shadow, and also has connections to the geometry of a solar eclipse as the Moon and Sun cast a shadow onto Earth.
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