• 343 Videos, Slides, Films

• 66 Education
• 61 Effective teaching
• 40 History
• 32 Biometry
• 32 Mathematical statistics
• 32 Statistics
• 29 American literature
• 29 Economics
• 29 History and criticism
• 28 Economic conditions
• 28 Politics and government
• 28 Study and teaching
• 26 Social life and customs
• 19 Teaching
• 16 Authors, American
• 16 Literary movements
• 15 Democracy
• 13 Art
• 13 Chemistry, Physical and theoretical
• 13 Communication
• 13 Effect of environment on
• 13 Environmental aspects
• 13 Environmental sciences
• 13 Ethics
• 13 Human beings

• 343 Films Media Group
• 153 Infobase
• 1 Chenoweth, Kristin
• 1 Cumming, Alan, 1965-
• 1 Glass, Philip
• 1 Göknar, Erdağ M
• 1 Mendelsohn, Daniel Adam, 1960-
• 1 Mike, Chuck
• 1 Nelson, Tim Blake
• 1 Onwueme, Osonye Tess
• 1 Pollock, Sheldon I
• 1 Ramis, Harold
• 1 Rocca, Mo
• 1 Shay, Jonathan
• 1 Soyinka, Wole
• 1 Ware, Chris, 1967-
• 1 Wolkstein, Diane
• 1 Yu, Anthony C., 1938-2015
• 1 Zimmerman, Mary

• 343 English

• 92 United States
• 13 Earth (Planet)
• 13 U.S. states
• 1 Chicago (Ill.)
• 1 Los Angeles (Calif.)
• 1 Philadelphia (Pa.)
• 1 West (U.S.)

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