Marsh, Lori S.2015-08-062015-08-062012http://hdl.handle.net/10919/56142This document presents the rules and judging criteria for 4-H science display and demonstration projects.2 pagesapplication/pdfen-USVirginia Cooperative Extension materials are available for public use, re-print, or citation without further permission, provided the use includes credit to the author and to Virginia Cooperative Extension, Virginia Tech, and Virginia State University.4-H Competition and Scoring AidsScience, Technology, Engineering and MathExtension publicationhttp://pubs.ext.vt.edu/4-H/4H-37NP/4H-37NP_PDF.pdf4-H clubsExperimentsResearch projects