Teacher teaching and explaining chemistry experiment in science classroom

Frame Rate: 50, Resolution: 3840x2160, Video Encoding: H.264, File Size: 61.85MB, Number of Clips: 1, Total Clip(s) Length: 00:07, Setting: Indoors, No. of People: 4, Gender: Male, Female, Age: Child, Middle Aged, Ethnicity: Caucasian, South East Asian

Teacher teaching and explaining chemistry experiment in science classroom. diversity group of student looking bored and tired to study.

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