• 3 Videos, Slides, Films

• 3 Science
• 3 Study and teaching
• 3 Vocational guidance
• 2 Biology
• 2 Chemistry
• 1 Anatomy
• 1 Astronomy
• 1 Discoveries in science
• 1 Dynamics
• 1 Economics
• 1 History
• 1 Mechanics
• 1 Medical science
• 1 Medicine
• 1 Physiology
• 1 Quantum theory
• 1 Research

• 3 Films Media Group
• 3 Films for the Humanities & Sciences (Firm)
• 1 Cambridge Educational (Firm)
• 1 Joy of Giving Something, Inc
• 1 Nobel Media AB (Firm)

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