Zobrazeno 1 - 10
of 49
pro vyhledávání: '"Héctor del Castillo"'
Publikováno v:
Cadernos Cedes, Vol 44, Iss 123, Pp 207-219 (2024)
RESUMEN El uso de las nuevas tecnologías en diferentes contextos de actividad ha supuesto un cambio social con fuertes implicaciones en la educación. Esto hace necesario un compromiso activo de las escuelas y de sus agentes educativos. Para ello, e
Externí odkaz:
https://doaj.org/article/288c5f871d1c4f61bb8a8f9a617c8fea
Cooperative Learning with Mobile Phones ina ContextofVulnerability:Outcomes for Coexistencein School
Publikováno v:
Revista Electrónica de Investigación Educativa, Vol 24, Pp 1-13 (2022)
This research seeks to describe and understand how an intervention based on cooperative learning and the use of mobile phones in early childhood and elementary classrooms promotes harmonious relations in schools within a context of socioeconomic vuln
Externí odkaz:
https://doaj.org/article/169578863f8e417cb67f6c6928f72823
Publikováno v:
Social Sciences, Vol 10, Iss 12, p 462 (2021)
The study related to the myths of rape has been carried out since the 1980s at different scales. However, the interaction between the acceptance of these rape myths (myths related to sexual abuse) and the nightlife scene—where alcohol consumption b
Externí odkaz:
https://doaj.org/article/8a63f420675140628a4f04c7d33017ce
Publikováno v:
Social Sciences, Vol 10, Iss 6, p 223 (2021)
Bullying research among preschoolers and the early grades of primary school is still scarce. With the aid of a set of cartoons representing prototypical bullying scenes, we interview 120 schoolchildren (50% girls) from kindergarten to third grade (ag
Externí odkaz:
https://doaj.org/article/bc55b9a4df5e487c85984e578237a4b1
Publikováno v:
Journal of New Approaches in Educational Research, Vol 5, Iss 2, Pp 115-122 (2016)
This article sets out to conduct a systematic review of the current literature on active video games as potential educational tools for physical education or physical activity. To begin with, research on active video games for educational and physica
Externí odkaz:
https://doaj.org/article/d36e0d4eca894e40b0e55cc0d8462a5a
Autor:
Claudio Lugo, Jairo Rondón, Patricia Pérez, Hildemaro Meléndez, Pedro Rodríguez, Edder García, Marlin Villarroel, Manuel Pérez, Ledys Sánchez, Freddy Imbert, Héctor Del Castillo
Publikováno v:
Avances en Química, Vol 8, Iss 1, Pp 29-40 (2013)
We have prepared mixed oxides of NiO/MgO-La2O3 by varying the proportions of the support through of the successive impregnation method. Different techniques were used to determine their physical-chemical properties, EDX analysis, X-ray diffraction, X
Externí odkaz:
https://doaj.org/article/0b3dca3d549f4263b48440f7410c8e06
Autor:
Claudio Lugo, Jairo Rondón, Hildemaro Melendez, Edder Garcia, Marlin Villarroel, Patricia Pérez, José Mercado, Héctor Del Castillo
Publikováno v:
Avances en Química, Vol 7, Iss 1, Pp 19-26 (2012)
Mixed oxide catalysts of NiO/MgO-La2O3 varying the proportions support were synthesized through the Lunsford method, successive impregnation. Different techniques were used to determine their physicochemical properties., EDX analysis, FTIR spectrosco
Externí odkaz:
https://doaj.org/article/cef4b6c5b1694de38b918d0a37b9132f
Publikováno v:
RED. Revista de Educación a Distancia, Iss 33, Pp 1-22 (2012)
En este trabajo analizamos el papel de los videojuegos deportivos como instrumento de aprendizaje. Nos centramos en su potencial para el desarrollo de habilidades cognitivas por parte de los adolescentes en conexión con dos conceptos: la formación
Externí odkaz:
https://doaj.org/article/b8d0dd1f502444a186be82dadaad6938
Autor:
Edder García, Pedro Rodríguez, Alirio Lobo, Pedro Hoffman, Álvaro Uzcategui, Marlin Villarroel, Héctor Del Castillo, Sergio González Cortes, Freddy E. Imbert
Publikováno v:
Avances en Química, Vol 5, Iss 2, Pp 99-105 (2010)
The m-xylene isomerization was studied on mesoporous catalyst type MCM-48, which was impregnated with tungstophosphoric acid. The synthesis was carried out hydrothermally at 423 K, using cetyl trimethyl ammonium bromide (CTMABr) as the structural dir
Externí odkaz:
https://doaj.org/article/886ad87a750146f194196e5da8b3d146
Autor:
Jairo Rondón, Edder Garcia, Claudio Lugo, Héctor Del Castillo, Patricia Pérez, Hildemaro Melendez
Publikováno v:
Avances en Química, Vol 5, Iss 1, Pp 37-44 (2010)
Mixed oxide catalysts of Co, Ni, Cu and Mn supported on MgO were synthesized using two different methods to obtain nanoparticles: the combustion method with urea and the sol-gel modified with citric acid. Different techniques were used to determine t
Externí odkaz:
https://doaj.org/article/e90aad175b1f4bb0af78c095c35c4cc7