Westchester Amateur Astronomers - A not-for-profit organization providing opportunities to learn more about astronomy, includes a schedule of upcoming stargazing events in Westchester. www.dorsai.org/~waa
Westchester Land Trust - Dedicated to protecting open space and promoting responsible land use throughout the county. www.westchesterlandtrust.org
Westchester Science and Engineering Fair - A regional science competition for Westchester County High School students. Students compete for entry to the International Science and Engineering Fair. Includes judging categories and forms. www.wesef.org
