591 12 11219 https://s3.us-east-1.amazonaws.com/cendoc-chirapaq-storage/original/b2de5b77ee718677b1840383cbfb0856.jpg?AWSAccessKeyId=AKIASCJC3Q3UYKG6YBUL&Expires=1777090200&Signature=XuYwaJBd7zLDF034yKq4oQj6PeM%3D 7a2b0d5acb015fe9bfa086cddcea2fc6 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Biblioteca Description An account of the resource Libros, monografías, tesis academicas. Acceso público. Creator An entity primarily responsible for making the resource Chirapaq Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Chavín. La epopeya jamás contada Description An account of the resource Desde una narración literaria, este libro valida la tesis de Julio C. Tello sobre los orígenes amazónicos de las culturas andinas. Plantea que los fundadores de Chavín habrían venido de la selva hasta instalarse junto al río Mosna, en un proceso de larga duración. Creator An entity primarily responsible for making the resource Teófilo Maguiña Cueva Félix Álvarez Brun [pról.] Publisher An entity responsible for making the resource available Lima [PE] : Consejo Nacional de Ciencia y Tecnología [CONCYTEC] Date A point or period of time associated with an event in the lifecycle of the resource 1988 Format The file format, physical medium, or dimensions of the resource 183 p. Identifier An unambiguous reference to the resource within a given context B_AR_10298+ <a href="https://drive.google.com/file/d/1VW3E-EJuTiEY5Q9_vYTepEsCRwHxEs__/view" target="_blank" rel="noreferrer noopener">Descarga</a> arqueología arquitectura arte precolombino cerámica Chavín cultura historia historia precolombina literatura mitos Perú religiosidad precolombina territorio https://s3.us-east-1.amazonaws.com/cendoc-chirapaq-storage/original/993b9e017c954425ddfc2b00a451f55f.jpg?AWSAccessKeyId=AKIASCJC3Q3UYKG6YBUL&Expires=1777090200&Signature=mhxsSjzS0cNzanGn%2FTnWm4IL%2FB4%3D ad96d7939b5cbf6514b24c5169dcd186 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Series Description An account of the resource Publicaciones seriadas : Memorias institucionales, anuarios, series de investigación, colecciones editoriales... Acceso público. Creator An entity primarily responsible for making the resource Chirapaq Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Informe tri-anual 1990-1993 Description An account of the resource Consejo Mundial de Pueblos Indígenas Creator An entity primarily responsible for making the resource Teofrida de Archibold Publisher An entity responsible for making the resource available Ottawa ON [CA] : World Council of Indigenous Peoples / Consejo Mundial de Pueblos Indígenas Date A point or period of time associated with an event in the lifecycle of the resource 1992 Format The file format, physical medium, or dimensions of the resource 13 + 13 p. Type The nature or genre of the resource text Identifier An unambiguous reference to the resource within a given context S_PI_2741 Language A language of the resource español, inglés Canadá cooperación internacional derechos humanos desarrollo educación fondos de cooperación medio ambiente movimiento indígena organizaciones indígenas propiedad intelectual pueblos indígenas salud https://s3.us-east-1.amazonaws.com/cendoc-chirapaq-storage/original/796597649242308e09ca3fe9af879c0a.jpg?AWSAccessKeyId=AKIASCJC3Q3UYKG6YBUL&Expires=1777090200&Signature=apz%2FlYSPD7EU7DhqTqMhi8UR72g%3D 37e88e0c38b3d108493e2941e403d526 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Hemerografía Description An account of the resource Revistas, boletines, semanarios, periódicos, artículos de periódico... Acceso público. Creator An entity primarily responsible for making the resource Chirapaq Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Documentos de Trabajo / 24 Description An account of the resource Violencia doméstica : Un marco conceptual para la capacitación del personal de salud Creator An entity primarily responsible for making the resource Tere Venguer Gillian Fawcett Ricardo Vernon Susan Pick Publisher An entity responsible for making the resource available Nueva York [US] : Population Council : Invetigación Operativa y Cooperación Técnica en Planificación Familiar y Salud Reproductiva para América Latina y el Caribe [INOPAL III] Date A point or period of time associated with an event in the lifecycle of the resource 1998 Format The file format, physical medium, or dimensions of the resource 56 p. Type The nature or genre of the resource text Identifier An unambiguous reference to the resource within a given context H_DocTrabINOPAL_1998_24_US_5237 Coverage The spatial or temporal topic of the resource, the spatial applicability of the resource, or the jurisdiction under which the resource is relevant 1998, N° 24 anticoncepcion capacitación incidencia política jóvenes mujeres niñez organismos internacionales población política promotores proyectos salud salud reproductiva violencia violencia familiar https://s3.us-east-1.amazonaws.com/cendoc-chirapaq-storage/original/d38dbfbc05206d42fe893cff54c840cd.jpg?AWSAccessKeyId=AKIASCJC3Q3UYKG6YBUL&Expires=1777090200&Signature=%2BTys8%2FMB%2FJS9GE0szF6Uo1aBLWU%3D 5aae508b6b7a661670514fa402e29bf6 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Series Description An account of the resource Publicaciones seriadas : Memorias institucionales, anuarios, series de investigación, colecciones editoriales... Acceso público. Creator An entity primarily responsible for making the resource Chirapaq Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource El poder provincial en el imperio inka Description An account of the resource [01] El estudio de los imperios antiguos [02] El escenario y la concepción de la investigación [03] La sociedad wanka antes de los inkas [04] La estrategia militar y la logística inka Creator An entity primarily responsible for making the resource Terence N. D'Altroy Magdalena Chocano [trad.] Publisher An entity responsible for making the resource available Lima [PE] : Banco Central de Reserva del Perú [BCRP] ; Instituto de Estudios Peruanos [IEP] / Serie : Historia Económica 25 Date A point or period of time associated with an event in the lifecycle of the resource 2022 Format The file format, physical medium, or dimensions of the resource 536 p. Identifier An unambiguous reference to the resource within a given context S_H_8808+ <a href="https://repositorio.iep.org.pe/handle/IEP/1319" target="_blank" rel="noreferrer noopener">Descarga</a> arqueología demografía Estado fuerzas militares historia historia precolombina Huancayo incas Junín Perú poder política territorio https://s3.us-east-1.amazonaws.com/cendoc-chirapaq-storage/original/fad68e7191db4e60247fd39e94222a73.jpg?AWSAccessKeyId=AKIASCJC3Q3UYKG6YBUL&Expires=1777090200&Signature=ovWkF%2Fk2pW61hUgrDGnCBmJUBNM%3D cbf322e31081a5a980ef37b1531d1b38 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Biblioteca Description An account of the resource Libros, monografías, tesis academicas. Acceso público. Creator An entity primarily responsible for making the resource Chirapaq Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource ¿Qué es género? Creator An entity primarily responsible for making the resource Teresa A. Pérez Chávez Publisher An entity responsible for making the resource available Trinidad [BO] Central de Mujeres Indígenas del BENI [CMIB] Date A point or period of time associated with an event in the lifecycle of the resource 1999 Format The file format, physical medium, or dimensions of the resource [19] p. [fotocopia] Type The nature or genre of the resource text Identifier An unambiguous reference to the resource within a given context B_M_3547 Bolivia capacitación género mujer indígena organizaciones indígenas https://s3.us-east-1.amazonaws.com/cendoc-chirapaq-storage/original/caa8d1812ca1bb60313e5db603f04847.jpg?AWSAccessKeyId=AKIASCJC3Q3UYKG6YBUL&Expires=1777090200&Signature=2M4EsVzrlq%2BaWKuPEBfN9eMxEUM%3D 90f2d5e5faeb53579d184560062b1658 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Series Description An account of the resource Publicaciones seriadas : Memorias institucionales, anuarios, series de investigación, colecciones editoriales... Acceso público. Creator An entity primarily responsible for making the resource Chirapaq Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Anuario 1989 Description An account of the resource Contenido destacado: .............................................. América del Sur [Venezuela, Colombia, Ecuador, Perú, Brasil, Bolivia, Paraguay, Chile, Argentina] 69-84 Creator An entity primarily responsible for making the resource Teresa Aparicio [comp., ed.] Jens Dahl [comp., ed.] Publisher An entity responsible for making the resource available Copenhague [DK] : Grupo Internacional de Trabajo sobre Asuntos Indígenas [IWGIA] Date A point or period of time associated with an event in the lifecycle of the resource 1990 Format The file format, physical medium, or dimensions of the resource 255 p. Type The nature or genre of the resource text Identifier An unambiguous reference to the resource within a given context S_PI_2883_[1989] África América Asia derechos humanos Europa justicia Oceanía organizaciones indígenas política pueblos indígenas región andina territorio violencia https://s3.us-east-1.amazonaws.com/cendoc-chirapaq-storage/original/0d437a064a5bbb48bba400e1e34294bf.jpg?AWSAccessKeyId=AKIASCJC3Q3UYKG6YBUL&Expires=1777090200&Signature=PcY15ckhUOHIrCWMz0ak4dye0mc%3D 579098f8bfd271d2e7552195bee35361 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Series Description An account of the resource Publicaciones seriadas : Memorias institucionales, anuarios, series de investigación, colecciones editoriales... Acceso público. Creator An entity primarily responsible for making the resource Chirapaq Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Anuario 1990 Description An account of the resource Contenido destacado: ............................................. América del Sur [COICA, Surinam, Venezuela, Colombia, Ecuador, Perú, Brasil, Bolivia, Paraguay, Chile, Argentina] 75-93 Creator An entity primarily responsible for making the resource Teresa Aparicio [comp., ed.] Publisher An entity responsible for making the resource available Copenhague [DK] : Grupo Internacional de Trabajo sobre Asuntos Indígenas [IWGIA] Date A point or period of time associated with an event in the lifecycle of the resource 1991 Format The file format, physical medium, or dimensions of the resource 291 p. Type The nature or genre of the resource text Identifier An unambiguous reference to the resource within a given context S_PI_2883_[1990] África América Asia derechos humanos Europa justicia Oceanía organizaciones indígenas política pueblos indígenas región andina territorio https://s3.us-east-1.amazonaws.com/cendoc-chirapaq-storage/original/b36917cf1cde8fc70783facafaaba6bb.jpg?AWSAccessKeyId=AKIASCJC3Q3UYKG6YBUL&Expires=1777090200&Signature=Ashg2SjpFGPl8r%2BczG0nvZY9sT0%3D 2e15824d12c1a4d584d06df36cee5746 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Biblioteca Description An account of the resource Libros, monografías, tesis academicas. Acceso público. Creator An entity primarily responsible for making the resource Chirapaq Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Iconografía y mitos indígenas en el arte Creator An entity primarily responsible for making the resource Teresa Gisbert Publisher An entity responsible for making the resource available La Paz [BO] : Editorial Gisbert & CIA ; Imprenta Don Bosco Date A point or period of time associated with an event in the lifecycle of the resource 2004, 3° ed. [1° : 1980] Format The file format, physical medium, or dimensions of the resource 250 p. Identifier An unambiguous reference to the resource within a given context B_A_8922+ <a href="https://www.academia.edu/43922875/Gisbert_Teresa_Iconografia_y_mitos_indigenas_en_el_arte" target="_blank" rel="noreferrer noopener">Descarga</a> Andes arquitectura arte arte indígena arte mestizo arte virreinal Bolivia cosmovisión cristianismo escultura historia historia virreinal iconografía Iglesia incas mitos amazónicos mitos andinos museos patrimonio cultural Perú pintura poder región andina religión religión indígena religiosidad indígena religiosidad precolombina semiótica teoría https://s3.us-east-1.amazonaws.com/cendoc-chirapaq-storage/original/6fcd3f548338ab1d57aa5485abee98d6.jpg?AWSAccessKeyId=AKIASCJC3Q3UYKG6YBUL&Expires=1777090200&Signature=2QY1HWIZP7P6qDJafTdKkdpbDAY%3D 91c89dd377558172f55130d23b2a6eae Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Series Description An account of the resource Publicaciones seriadas : Memorias institucionales, anuarios, series de investigación, colecciones editoriales... Acceso público. Creator An entity primarily responsible for making the resource Chirapaq Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource El aprendizaje temprano : Cómo ampliar la escala Creator An entity primarily responsible for making the resource Teresa Moreno [ed.] Publisher An entity responsible for making the resource available La Haya [NL] : Fundación Bernard Van Leer / Serie : Espacio para la infancia 36 Date A point or period of time associated with an event in the lifecycle of the resource Nov. 2011 Format The file format, physical medium, or dimensions of the resource 97 p. Type The nature or genre of the resource text Identifier An unambiguous reference to the resource within a given context S_NJ_0409+ <a href="https://issuu.com/bernardvanleerfoundation/docs/el_aprendizaje_temprano_como_ampliar_la_escala" target="_blank" rel="noreferrer noopener">Descarga</a> Description An account of the resource Contenido destacado : ............................................... - Programa cubano Educa a tu hijo - Leonardo Yáñez - Políticas y programas educativos parala primera infancia en perú : retos y perspectivas - Santiago Cueto - Sostenibilidad cultural e importancia del colectivo - S. Anandalakshmy - Medición de la calidad y su uso para mejorar la práctica y las políticas para la primera infancia - Pía Rebello Brito, Hirokazu Yoshikawa, Kimberly Boller - ¿Realmente la tecnología móvil puede hacer que los niños sean más inteligentes? - Cynthia Chiong cooperación internacional derechos del niño educación incidencia política niñez organismos internacionales pedagogía-docencia políticas públicas https://s3.us-east-1.amazonaws.com/cendoc-chirapaq-storage/original/6e4903733f3c71a8e0b283742b716a11.jpg?AWSAccessKeyId=AKIASCJC3Q3UYKG6YBUL&Expires=1777090200&Signature=yTz%2BcbnrEk1l%2FJQAWY3h8kMXyxs%3D e30e6a324f93d2eb4474626d87ff4f37 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Series Description An account of the resource Publicaciones seriadas : Memorias institucionales, anuarios, series de investigación, colecciones editoriales... Acceso público. Creator An entity primarily responsible for making the resource Chirapaq Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Los derechos de lo niños en la primera infancia : Avances y retos Creator An entity primarily responsible for making the resource Teresa Moreno [ed.] Publisher An entity responsible for making the resource available La Haya [NL] : Bernard Van Leer Foundation / Serie : Espacio para la Infancia 32 Date A point or period of time associated with an event in the lifecycle of the resource 2009 Format The file format, physical medium, or dimensions of the resource 61 p. Type The nature or genre of the resource text Identifier An unambiguous reference to the resource within a given context S_NJ_0146+ <a href="https://issuu.com/bernardvanleerfoundation/docs/los_derechos_de_los_ninos_en_la_primera_infancia_a/27" target="_blank" rel="noreferrer noopener">Descarga</a> Coverage The spatial or temporal topic of the resource, the spatial applicability of the resource, or the jurisdiction under which the resource is relevant 2009, N° 32 Description An account of the resource Contenido destacado : .............................................. - El mantenimiento de los derechos de los niños en situaciones de emergencia - Save the Children - El fomento de los derechos de la primera infancia a través de la formación sostenible de los profesionales - Gerison Lansdown, Bo Damsted - Una herramienta para monitorizar la Convención sobre los derechos del Niño - Ziba Vaghri, Adem Arkadas, Emily Hertzman, Clyde Hertzman cooperación internacional derechos del niño educación niñez pedagogía-docencia https://s3.us-east-1.amazonaws.com/cendoc-chirapaq-storage/original/ec9f896af5fbefad42fb285091d62bb9.jpg?AWSAccessKeyId=AKIASCJC3Q3UYKG6YBUL&Expires=1777090200&Signature=Clj7cjGbU7Oj%2FE20JOHK%2BgwVF2c%3D 6eec0dcfbc76cb8137396df34bb19cbe Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Series Description An account of the resource Publicaciones seriadas : Memorias institucionales, anuarios, series de investigación, colecciones editoriales... Acceso público. Creator An entity primarily responsible for making the resource Chirapaq Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Los niños pequeños en las ciudades : Desafíos y oportunidades Creator An entity primarily responsible for making the resource Teresa Moreno [ed.] Publisher An entity responsible for making the resource available La Haya [NL] : Fundación Bernard Van Leer / Serie : Espacio para la infancia 34 Date A point or period of time associated with an event in the lifecycle of the resource Nov. 2010 Format The file format, physical medium, or dimensions of the resource 65 p. Type The nature or genre of the resource text Identifier An unambiguous reference to the resource within a given context S_NJ_2705++ <a href="https://issuu.com/bernardvanleerfoundation/docs/espacio_para_la_infancia_los_ninos_pequenos_en_las" target="_blank" rel="noreferrer noopener">Descarga</a> Description An account of the resource Contenido destacado : ................................................ - Llegando a los niños de los suburbios urbanos a través del ahorro liderado por las mujeres - Joel Bolnick, Benjamin Bradlow - Una experiencia de atención integral temprana con niños menores de 3 años - Gloria Gonzáles, Gladis Tisoc, Susana La Madrid cooperación internacional derechos del niño educación incidencia política niñez organismos internacionales pedagogía-docencia políticas públicas https://s3.us-east-1.amazonaws.com/cendoc-chirapaq-storage/original/566db26599872ff270b92c1643eb8373.jpg?AWSAccessKeyId=AKIASCJC3Q3UYKG6YBUL&Expires=1777090200&Signature=S4Cr6EKxFf5nlzE87dG7AFURY%2BU%3D 0ba4adad4e067be0d0855b7d9a5d9e45 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Series Description An account of the resource Publicaciones seriadas : Memorias institucionales, anuarios, series de investigación, colecciones editoriales... Acceso público. Creator An entity primarily responsible for making the resource Chirapaq Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource La educación infantil : El desafío de la calidad Creator An entity primarily responsible for making the resource Teresa Moreno [ed.] Publisher An entity responsible for making the resource available La Haya [NL] : Bernard Van Leer Foundation / Serie : Espacio para la Infancia 29 Date A point or period of time associated with an event in the lifecycle of the resource jul. 2008 Format The file format, physical medium, or dimensions of the resource 62 p. Type The nature or genre of the resource text Identifier An unambiguous reference to the resource within a given context S_NJ_9691+ <a href="https://drive.google.com/file/d/1u4xg2cXEiLj0DP6s_p-rLRWnJJVQDRI5/view?usp=sharing" target="_blank" rel="noreferrer noopener">Descarga</a> Coverage The spatial or temporal topic of the resource, the spatial applicability of the resource, or the jurisdiction under which the resource is relevant 2008, N° 29 Description An account of the resource Contenido destacado : .............................................. - La calidad como derecho de los niños a una educación oportuna y pertinente - María Victoria Peralta - Los desafíos de la educación infantil - Rosa María torres - Construyendo puentes entre las familias y las escuelas - Regina Moromizato - Cuando los recursos económicos son escasos o inexistentes - Christina Peeters - Trabajando por la calidad y la equidad - Gaby Fujimoto - La evaluación cualitativa en la práctica - Rosángela guerra, Silmara Soares, Tiâo Rocha cooperación internacional derechos del niño educación niñez pedagogía-docencia