Author
SpringerLink (Online service)
1,522
Infobase,
1,152
Films for the Humanities & Sciences (Firm)
818
Infobase
816
SpringerLink (Online Service)
721
Educational Resources Information Center (U.S.)
459
Brook Lapping Productions
373
EBSCOhost
289
National Center for Education Statistics
237
United States. Office of Educational Research and Improvement
201
National Institute of Education (U.S.)
186
Presidio Label (Firm)
158
ScienceDirect (Online service)
152
Educational Testing Service
144
United States. Department of Education
140
United States. Administration on Aging
139
Glasshead Productions
119
Oxford Scholarship Online
119
Association for Supervision and Curriculum Development
106
Annenberg Learner (Firm)
96
Big Heart Media
95
Innovative Language (Firm)
95
Evans Woolfe (Firm)
87
Real Life Productions
83
Television Junction
81
Double Exposure (Firm)
78
Flashback Television (Firm)
78
Available Light Productions
77
Video Education Australasia
77
Gay, Philip (Producer)
74
National Assessment of Educational Progress (Project)
74
Roche, Bob
74
Illumina Digital
70
Lambent Productions
70
Maverick Television (Television network)
69
ERIC Clearinghouse for Social Studies/Social Science Education
67
United States. National Aeronautics and Space Administration
67
ProQuest (Firm)
65
3DD Entertainment (Firm)
60
Colorado. Department of Education
56
Public Broadcasting Service (U.S.)
56
O'Sullivan, Christine Y.
52
Reese, Clyde M.
52
Carroll, Catherine, 1951-
51
Ballator, Nada
49
Jerry, Laura
49
Mumme, Judith
49
Barzyk, Fred
48
Cambridge Educational (Firm)
48
Carr, Peggy
48
more ...