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Background (that’s all there is) • http://81018.com 81018 – This site is for on-going on-going research and development.• http://bblu.org Big Board-little universe is to relate this work to STEM programs in secondary schools.• http://SmallBusinessSchool.org The original site where many of these pages were first posted. This television series aired from 1994 through 2012 on PBS-TV’s […]