Video of two young women in a classroom, one facing a green chalkboard, the other observing. Desk cluttered with books and papers.

Video of three Asian women in a classroom; one in a sleeveless black top, one in a white shirt, and one in a white top. Green chalkboard with mathematical equations, desk with papers, and computer monitor.

A video of a woman's bare foot with a tattoo on it, lifted and placed near a chalkboard in a classroom.

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Video of a classroom scene featuring a teacher with long hair in a white blouse, a student with a braided ponytail, and a student in a blue jacket and face mask. A blackboard is visible.

A video of a classroom scene featuring three Asian women, two seated at desks facing a greenboard with mathematical formulas, and one standing, all wearing masks.

Video of an Asian woman in a red dress writing on a green chalkboard, with students in the foreground.

Video of a classroom with a whiteboard full of math equations, two students facing the board, and a teacher in the corner.

A video of a close-up of a person's legs in white panties, sitting on a white chair with black trim, in a room with white walls and a blue-green object in the background.