• 231 Videos, Slides, Films

• 87 Child development
• 78 Educational psychology
• 66 Social aspects
• 53 Adolescence
• 42 Learning, Psychology of
• 37 Teachers
• 37 Training of
• 36 Problem children
• 34 Behavior modification
• 32 Educational sociology
• 30 Curricula
• 30 Methodology
• 30 Sociology
• 30 Special education
• 30 Teaching
• 29 Public schools
• 28 Children with disabilities
• 25 Developmental psychology
• 25 Families
• 24 Adolescent psychology
• 24 Children with social disabilities
• 21 Cognitive psychology
• 20 Effective teaching
• 20 Intellect

• 231 Films Media Group
• 231 Films for the Humanities & Sciences (Firm)
• 28 Infobase
• 14 Meridian Education Corporation
• 13 BBC Worldwide Ltd
• 12 ABC News Productions
• 11 Video Education Australasia
• 10 ITV Global Entertainment
• 9 Cambridge Educational (Firm)
• 9 Public Broadcasting Service (U.S.)
• 8 Hedrick Smith Productions
• 7 National Professional Resource
• 6 Acorn Productions
• 5 American Public Television
• 5 Brazelton, T. Berry
• 5 Journeyman Pictures (Firm)
• 4 Davidson Films
• 4 Davidson Films Inc
• 4 TED Conferences LLC
• 4 The College Board
• 4 WNET (Television station : New York, N.Y.)
• 3 ABC International
• 3 Agency for Instructional Technology
• 3 Canadian Broadcasting Corporation
• 3 Dartmouth College

• 231 English
• 1 Multiple languages

• 17 United States
• 6 Great Britain
• 5 Africa, Sub-Saharan
• 4 India
• 3 South Asia
• 2 South Africa
• 1 Atlanta
• 1 Boston
• 1 Georgia
• 1 Japan
• 1 Maryland
• 1 Massachusetts
• 1 Navajo Indian Reservation
• 1 New Mexico
• 1 Pakistan

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