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A young boy with dark hair sits in a classroom, looking toward a large digital screen displaying an abstract waveform, while other students work at desks in the background illuminated by natural light from a window.

A photo of a young boy looking toward a digital screen displaying an abstract waveform in a Nairobi classroom, natural morning light Ver mais

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A man with a shaved head, dark skin, a full beard, and round glasses wears a white lab coat and stands with his hands in his pockets in front of a large chalkboard in a chemistry classroom.

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