The Physics Front website will be unavailable Friday evening through Saturday afternoon as electrical work occurs in the American Center of Physics server room. Down time will begin at 6PM Eastern Time on Friday. Service is expected to resume by 6PM on Saturday, July 30.
the StarDate Online
This site provides lesson plans for kids from ages five to seventeen that teach about astronomy and the principles underlying astronomical sciences. Provided by the McDonald Observatory at the University of Texas, these lessons, available in Adobe Acrobat (.pdf) format, cover various subjects such as spectroscopy, observing the moon, and sundials.
Disclaimer: ComPADRE offers citation styles as a guide only. We cannot offer interpretations about citations as this is an automated procedure. Please refer to the style manuals in the Citation Source Information area for clarifications.