Filters: Your search found 3 results.
Topics/Subjects:
The nature of technology  
Materials Cost:
Free  
Instructional Strategies:
Computer assisted instruction  
Sort by:
Per page:

Now showing results 1-3 of 3

This self-paced, interactive tutorial provides learners with an opportunity to learn about remote sensors, and the role remote-sensing instruments play in our understanding of the Earth system. Activities within the tutorial allow learners to... (View More)

This story, featuring a pigeon named Amelia, takes place in New York City. Amelia's owner, a young girl named Maria, receives a gift from her grandfather-a camera specially designed for strapping on to a pigeon along with copies of old photographs... (View More)

Audience: Informal education
Materials Cost: Free

This interactive, online activity traces the history of the telescope from Galileo's first look at the stars to the work of modern observatories. Learners will read about the milestones in telescope development, witness the interplay between... (View More)

Keywords: History of science
Audience: Middle school, High school
Materials Cost: Free
1