Observatorio ARVAL
ARVAL's site is dedicated to propagating astronomical information. All of it is bilingual (Spanish - English), except for the 'Astronomía Caraqueña' section, which contains local astronomical information centered around Caracas, Venezuela.
www.oarval.org Details

Project Astro
A national program creating partnerships between teachers and students in grades 4-9 with amateur and professional astronomers.
www.clarkfoundation.org Details

Properties of Our Solar System
Introductory course taught at the University of Oregon. Includes course materials and many links to supplementary resources.
zebu.uoregon.edu Details

Robert Lanthier's Astronomy Page
An astronomy page with a 15-question quiz, an image gallery and planetary statistics.
www.geocities.com Details

S.P.A.C.E
Resource site for astronomy in Indian schools
www.space-india.org Details

SEGway: Science Education Gateway for Teachers
SEGway provides commercial space science and astronomy lessons for grades 4-12, many with lesson plans & printable worksheets. Fast-loading interface lets teachers browse by grade and topic.
cse.ssl.berkeley.edu Details

Size of Solar System
Shows Solar System true to scale. Helps realize the vastness of distances between planets compared to planet sizes.
www.panoptikum.net Details

Space Art through the Ages
Getty contribution to Mars Millennium Project: Interdisciplinary activities combine students' scientific understanding of the universe with their own creativity and imagination.
www.getty.edu Details

Space News, Events and .com Forums
Message board, including sections for ask an astronomer, SETI, and space business.
uplink.space.com Details