Narrow Search

Filters: Your search found 523 results.
Topics/Subjects:
The nature of technology  
Physical sciences  
Sort by:
Per page:

Now showing results 521-523 of 523

This is an activity about the expansion of the Universe. Learners will use a special set of transparency and master sheets with dots representing clusters of galaxies at two different eras of the Universe's history. After aligning the transparency... (View More)

This is an activity about safely observing the Sun. Learners will use a telescope or binoculars to collect sunlight and safely project it on a piece of paper, where they can detect sunspots. This is Actividad 2.2 as part of El Universo a Sus Pies, a... (View More)

This is an activity about safely observing the Sun. Learners will use a telescope or binoculars to collect sunlight and safely project it on a piece of paper, where they can detect sunspots. This is Activity G-1 of Universe at Your Fingertips 2.0: A... (View More)

«Previous Page1 484950515253 Next Page»