• 10 MERIT Library

• 50 Videos, Slides, Films

• 11 DVDs

• 29 Science
• 28 Study and teaching
• 17 Biology
• 11 Animals
• 7 Physics
• 6 Citizen participation
• 6 Environmental education
• 5 Environmental protection
• 4 Conservation of natural resources
• 3 Climatic changes
• 2 Bilingual
• 2 Classification
• 2 Ecology
• 2 Endangered species
• 2 Environmental responsibility
• 2 Environmentalism
• 2 Global warming
• 2 Moral and ethical aspects
• 2 Motion
• 2 Plants
• 2 Sound
• 2 Spanish language materials
• 2 Study and teaching (Primary)
• 2 Waves
• 1 Amphibians

• 30 Mazzarella Media (Firm)
• 8 Drane, Margaret
• 8 Drane, Paul
• 8 Film Ideas (Firm)
• 8 Miles, Bruce F.
• 7 World Wide Entertainment (Firm)
• 5 Jerome, Brian A.
• 5 Keck, Nina
• 3 Films for the Humanities & Sciences (Firm)
• 3 Visual Learning Systems
• 2 Jerome, Stephanie Zak
• 2 Video Project
• 2 Visual Learning (Company)
• 1 Abbott, Bryn
• 1 Alvarado, David
• 1 Andrews, David (David G.)
• 1 Association for Space Explorers
• 1 Batiza, Ann Finney
• 1 Bullfrog Films
• 1 Canadian International Development Agency
• 1 Cannon, Scott (Videographer and anti-fracking activist)
• 1 Carmelina Films (Firm)
• 1 Cartwright, Matthew A.
• 1 Dajani, Alla Eldin el
• 1 Films Media Group

• 50 English
• 2 Spanish

• 1 Earth (Planet)
• 1 Michigan
• 1 United States
• 1 Universe

• 38 Educational films
• 35 Children's films
• 9 Nonfiction films
• 8 Documentary films
• 7 Juvenile films
• 4 Video recordings for the hearing impaired
• 2 Juvenile works
• 1 Environmental films
• 1 Popular works
• 1 Television programs

Limit year range