<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2616-7964</journal-id>
<journal-title><![CDATA[Horizontes Revista de Investigación en Ciencias de la Educación]]></journal-title>
<abbrev-journal-title><![CDATA[Horizontes Rev. Inv. Cs. Edu.]]></abbrev-journal-title>
<issn>2616-7964</issn>
<publisher>
<publisher-name><![CDATA[CET-BOLIVIA]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2616-79642025000402650</article-id>
<article-id pub-id-type="doi">10.33996/revistahorizontes.v9i39.1076</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[El video como recurso didáctico para mejorar la expresión oral del idioma inglés en estudiantes]]></article-title>
<article-title xml:lang="es"><![CDATA[Video as a didactic resource to improve students' oral expression of the english language]]></article-title>
<article-title xml:lang="pt"><![CDATA[Vídeo como recurso didático para aprimorar a expressão oral de alunos de inglês]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Luis Gómez]]></surname>
<given-names><![CDATA[Neidi Fabiola]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Salazar Velásquez]]></surname>
<given-names><![CDATA[Inmer Alfredo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Iparraguirre Contreras]]></surname>
<given-names><![CDATA[Jesús Ronald]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,University César Vallejo  ]]></institution>
<addr-line><![CDATA[Trujillo ]]></addr-line>
<country>Peru</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2025</year>
</pub-date>
<volume>9</volume>
<numero>39</numero>
<fpage>2650</fpage>
<lpage>2672</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.bo/scielo.php?script=sci_arttext&amp;pid=S2616-79642025000402650&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.bo/scielo.php?script=sci_abstract&amp;pid=S2616-79642025000402650&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.bo/scielo.php?script=sci_pdf&amp;pid=S2616-79642025000402650&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT This research aimed to determine the effect of authentic material as a didactic resource on improving English oral expression in high school students. It adopts a quantitative approach and a quasi-experimental design. The population consisted of 58 fifth-year high school students, with the sample comprising 29 students from section A, selected through non-probabilistic sampling. Fifteen learning activities were developed with the experimental group using authentic material as a didactic resource, while no stimulus was applied to the control group. The results were significant, showing that 59% of the students in the experimental group achieved the expected level of oral expression, and 41% reached a distinguished level. Regarding the hypothesis test, the statistical test value was U = 6.566, with a significance level below 5% (p &lt; 0.05), demonstrating the effectiveness of authentic material as a didactic resource in improving oral expression in the experimental group.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Esta investigación tuvo como objetivo determinar el efecto del material auténtico como recurso didáctico en la mejora de la expresión oral de inglés en estudiantes de secundaria. Adopta un enfoque cuantitativo y un diseño cuasiexperimental. La población consistió en 58 estudiantes de quinto año de secundaria, con la muestra compuesta por 29 estudiantes de la sección A, seleccionados mediante muestreo no probabilístico. Se desarrollaron quince actividades de aprendizaje con el grupo experimental utilizando material auténtico como recurso didáctico, mientras que al grupo de control no se le aplicó ningún estímulo. Los resultados fueron significativos, mostrando que el 59% de los estudiantes en el grupo experimental alcanzaron el nivel esperado de expresión oral, y el 41% alcanzó un nivel destacado. En cuanto a la prueba de hipótesis, el valor de la prueba estadística fue U = 6.566, con un nivel de significancia por debajo del 5% (p &lt; 0.05), lo que demuestra la efectividad del material auténtico como recurso didáctico en la mejora de la expresión oral en el grupo experimental.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[RESUMO Esta pesquisa teve como objetivo determinar o efeito do material autêntico como recurso didático na melhoria da expressão oral em inglês em estudantes do ensino médio. Adota uma abordagem quantitativa e um desenho quase-experimental. A população consistiu de 58 estudantes do quinto ano do ensino médio, com a amostra composta por 29 alunos da seção A selecionados por amostragem não probabilística. Quinze atividades de aprendizagem foram desenvolvidas com o grupo experimental utilizando material autêntico como recurso didático, enquanto nenhum estímulo foi aplicado ao grupo de controle. Os resultados foram significativos, mostrando que 59% dos estudantes no grupo experimental alcançaram o nível esperado de expressão oral, e 41% atingiram um nível destacado. Em relação ao teste de hipótese, o valor do teste estatístico foi U = 6,566, com um nível de significância abaixo de 5% (p &lt; 0,05), demonstrando a eficácia do material autêntico como recurso didático na melhoria da expressão oral no grupo experimental.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Expresión oral]]></kwd>
<kwd lng="es"><![CDATA[Enseñanza de idiomas]]></kwd>
<kwd lng="es"><![CDATA[Pronunciación]]></kwd>
<kwd lng="es"><![CDATA[Material audiovisual]]></kwd>
<kwd lng="en"><![CDATA[Oral expression]]></kwd>
<kwd lng="en"><![CDATA[Language teaching]]></kwd>
<kwd lng="en"><![CDATA[Pronunciation]]></kwd>
<kwd lng="en"><![CDATA[Audiovisual material]]></kwd>
<kwd lng="pt"><![CDATA[Expressão oral]]></kwd>
<kwd lng="pt"><![CDATA[Ensino de idiomas]]></kwd>
<kwd lng="pt"><![CDATA[Pronúncia]]></kwd>
<kwd lng="pt"><![CDATA[Material audiovisual]]></kwd>
</kwd-group>
</article-meta>
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