¿Quién es "ciskito"?

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Juan Francisco "ciskito"
A person with long hair, wearing glasses, is focused on a worksheet with math problems related to measuring unknown perimeters. The individual is using a pencil to write or solve problems on the paper, which has various geometric shapes and equations printed on it.
A person with long hair, wearing glasses, is focused on a worksheet with math problems related to measuring unknown perimeters. The individual is using a pencil to write or solve problems on the paper, which has various geometric shapes and equations printed on it.
Canal de YouTube
six black books on top of brown wooden table
six black books on top of brown wooden table
A scientific calculator is placed on top of a desk alongside a textbook and some notes. The calculator display shows some trigonometric calculations. The textbook page features a diagram explaining the concept of reflection, with terms like angle of incidence and angle of reflection. The surroundings contain other academic materials, suggesting a study environment.
A scientific calculator is placed on top of a desk alongside a textbook and some notes. The calculator display shows some trigonometric calculations. The textbook page features a diagram explaining the concept of reflection, with terms like angle of incidence and angle of reflection. The surroundings contain other academic materials, suggesting a study environment.
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