My Public / Unpublished Books (3)
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Un estudiante relata sus experiencias y lecciones aprendidas jugando ajedrez, detallando la utilidad de cada pieza. / A student recounts lessons learned playing chess, detailing the utility of each piece.
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An educational overview of the Ocaina people of the Amazon, covering their history, vocabulary, and modern tools like translators and dictionaries used to preserve their native language.



