A video shows a nude woman with long dark hair, sitting on a wooden chair, holding a pink smartphone. She has a medium build, and the background includes a whiteboard with mathematical equations.

Video of a classroom with two women in casual attire, one reading a book, the other facing a chalkboard with equations and a \"Critical Rate\" bar.

Video of a classroom with two Asian women wearing face masks and black dresses, one on a ladder, one seated at a cluttered desk, and a green chalkboard with equations.

Video of a classroom with a teacher in a black dress and students at desks, a large greenboard with math equations, and a purple \"crit rate\" bar.

Video of a classroom with two female students facing a large green chalkboard, cluttered with mathematical formulas. The left side shows a woman breastfeeding a baby.

Video of a young woman with blonde hair, wearing a pink crop top, studying a math textbook on a desk in a classroom with a whiteboard and educational posters.

A video shows a woman in a white dress, holding a book, standing near a chalkboard with mathematical equations in a classroom setting.

Video of a blonde woman in a white, strapless, cut-out top with a red flower choker, sitting at a desk, surrounded by a green plant and a blackboard with math equations.

A video captures three Asian women seated at a cluttered desk, studying a large green chalkboard filled with math equations. One woman wears a black face mask. The setting is a classroom.