• 5 Videos, Slides, Films

• 4 Rating of
• 4 Teachers
• 4 Training of
• 1 Academic achievement
• 1 Educational tests and measurements

• 4 Double Exposure (Firm)
• 4 Flashback Television (Firm)
• 3 Alexander Street Press
• 1 Television Junction

• 5 Instructional television programs
• 3 Internet videos

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