• 35 Science
• 24 Technology
• 22 Activity programs
• 22 Mathematics
• 17 English language
• 17 History
• 12 Education
• 11 Educational technology
• 10 Design
• 10 School field trips
• 9 Ability testing
• 9 Reading
• 8 Art
• 8 Geography
• 7 Curricula
• 7 Teaching
• 6 Citizenship
• 6 Climatic changes
• 6 Educational tests and measurements
• 6 Study and teaching (Secondary)
• 5 Foreign speakers
• 5 General Certificate of Secondary Education
• 5 Literature
• 4 Aids and devices

• 42 Brook Lapping Productions
• 21 Glasshead Television and Web
• 16 Available Light Productions
• 14 Real Life Productions
• 13 Double Exposure/Flashback TV
• 10 Lambent Productions
• 7 Big Heart Media
• 7 Television Junction
• 5 Evans Woolfe (Firm)
• 5 ITV Granada Manchester
• 4 Cornucopia Productions Ltd
• 4 ITV Granada Anglia
• 4 Illumina Digital
• 4 Maverick Television (Television network)
• 4 Rosen, Michael, 1946-
• 3 Bayley, John
• 3 ITV Granada West (HTV)
• 2 Double Exposure (Firm)
• 2 Evans Woolfe(Firm)
• 2 Flashback Television (Firm)
• 2 Madmac Productions
• 2 Maverick Television(Television network)
• 1 Cooper, Helen, 1963-
• 1 Dawkins, Richard, 1941-

• 173 English

• 4 India
• 2 Antarctica
• 1 China
• 1 Egypt
• 1 Glaciers
• 1 Ladākh
• 1 Norway

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