• 98 Videos, Slides, Films

• 47 Study and teaching
• 24 Educational technology
• 11 Science
• 10 Mathematics
• 9 History
• 9 Study and teaching (Primary)
• 8 Engineering
• 8 Environmental sciences
• 8 Teaching
• 7 Design
• 7 Medical innovations
• 6 Education
• 6 Vocational guidance
• 5 Aids and devices
• 5 Study and teaching (Secondary)
• 4 Internet
• 4 Safety measures
• 4 Teachers
• 3 Internet in education
• 3 Parent participation
• 3 Physical education and training
• 3 Rating of
• 3 Self-rating of
• 3 Sports sciences

• 17 Roberts, Paul
• 16 Van Dorslar, Marianne
• 16 World Wide Entertainment (Firm)
• 11 Illumina Digital
• 10 Real Life Productions
• 8 Arts and Entertainment Network
• 8 Available Light Productions
• 8 Glasshead Productions
• 8 History Channel (Television network)
• 7 Brook Lapping Productions
• 6 Glasshead Television and Web
• 6 New Video Group
• 4 Big Heart Media
• 4 Carradine, David
• 3 Clark, Evan
• 2 CBS News
• 2 Cornucopia Productions Ltd
• 2 Double Exposure (Firm)
• 2 Flashback Television (Firm)
• 2 Independent Television News Limited
• 2 Lambent Productions
• 2 Maverick Television (Television network)
• 1 Actuality Productions
• 1 Bayley, John

• 98 English

• 59 Great Britain
• 5 West (U.S.)
• 2 United States
• 1 China
• 1 Germany

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