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  • Date: 05/24/1977
    Resource Category: Peer-reviewed article
    A Maryland school district and the Smithsonian Institution have become partners in outdoor science education. Working together, they have developed a series of activities for students in grades 1-8 that are an integrated part of a total unified science curriculum, meeting the need of teachers and students alike. ... »
  • Date: 01/01/1900
    Resource Category: Project Descriptions
    The CBC database is the repository of early winter bird observations recorded since 1900. Currently there are over 2100 count circles submitted each year (as of 2008). The database provides information for compilers, regional editors, Audubon conservation staff, ornithologists, academic researchers, federal, state and local wildlife and land ... »