Sun

A Star

a source of light and heat

that is the center of our solar system.

The earth and other plantes orbit around the sun.

http://www.solarnow.org/

http://www.learninggamesforkids.com/science_songs/educational_videos_sun_song.html

http://www.learninggamesforkids.com/science_songs/educational_videos_sun_song2.html

Interactive
http://www.earthsunmoon.co.uk/

http://www.artescapesonline.com/movies/Module%20IV_V15.swf

http://www.childrensuniversity.manchester.ac.uk/media/services/thechildrensuniversityofmanchester/flash/earthandbeyond_b.swf

http://www.sciencekids.co.nz/earth_sun_moon.swf