We found 29 reviewed resources for celestial sphere
An Introduction to the Night Sky and Movement Astronomy
9th - 12th
Basically, this is an interactive exploration of educational astronomy software and an app. Young astronomers discover how the apparent motion of the sky relates to Earth's movements and the position of the observer. It is out of this...
Sending a Sundial to Mars
8 mins 11th - Higher Ed CCSS: Adaptable
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...