Teoría de Conjuntos en la Enseñanza Pre-universitaria y en Competiciones Matemáticas Authors: Nieto, Jose

“…The basic concepts about sets are exposed, as well as the minimum language that a student should know in order to pursue university studies in STEM careers and to participate in mathematical competitions.…”

El marco TPACK y la creación de contenidos digitales en las prácticas de aula de docentes de educación básica Authors: Guzmán González Javier Ricardo

“…The development of digital teaching skills is essential for teachers in the 21st century. …”

Estrategia de Desarrollo Profesional Docente para la mejora de la práctica y las creencias en matemáticas, enseñanza y aprendizaje de los docentes de matemáticas de básica y media... Authors: Angel Cuervo Zaida Mabel

“…This research designs and evaluates a strategy of Teacher Professional Development (TPD) in problem-solving beliefs, to improve beliefs in mathematics, its teaching and learning, as well as the teaching practice of secondary mathematics teachers. …”

Leo brouwer y la semblanza de la cubanidad en Parábola Authors: Mesa Zabala, Luis Yesid

“…This article focusses on an analysis as well as some broad conclusions based upon the most remarkable characteristics which contribute the consideration of “Parabola” by the Cuban composer Leo Brouwer as an avant-garde work of music. …”

Adaptación y aplicación del programa EDEMCO de educación emocional en el grado tercero A del Colegio Álvaro Camargo de la Torre ETB Authors: Pertuz Santamaría, Hilda Marina

Optimización topológica del sistema de transmisión de potencia de una lavadora centrífuga para reducción de vibraciones Authors: Barreto Reyes, Nelson Stiven

Ansiedad y rendimiento en jóvenes deportistas de un club de fútbol en Fonseca - La Guajira Authors: Añez Pérez Jairo Iván

La vital importancia de los inventarios en la gestión estratégica de las empresas Authors: Nitola Valderrama, Erika Catalina

Análisis técnico y estadístico de las patologías de las edificaciones construidas por la Empresa Contein SAS y entregados en los años 2016 y 2017 Authors: Moreno Silva, Andrés Alberto

Diseño, cálculo, selección de componentes, elaboración de planos de fabricación y manual de banco de pruebas para bombas y motores oleohidráulicos para la empresa Hydaulictech SAS,... Authors: Coy Flórez, Tulio Andrés, Barón Gonzalez, Daniel Enrique

Construcción del sistema para el manejo de líquidos residuales en las trampas de aceite de la planta MAN, bajo el proceso de evacuación de aceite en Sopesa S.A Authors: Pole Ramirez, Ricky Jhonson

Subjects:

Imaginarios sociales y hábitos de alimentación influenciados por redes sociales en adolescentes de edades entre 14 y 16 años Authors: Bueno Messa, Mariana

“…Because of the outgrowing feeding and eating disorders statistic, as well diabetes, cardiovascular disease, and their association to secondary disorders as anxiety or depression; investigators around the world are interested on knowing the relation between mental health and eating behaviors; this investigation is taking from the actual context of technology and communication, and center on uses of social network and the continuous content related to eating, nutrition, diets, exercise routines, and the social life virtualization. …”

Propuesta de diseño estructural de un tanque agitador vertical para la mezcla de biofertilizante Authors: Rozo Ibarra, Juan Sebastian

“…This document is a design study of a vertical agitator tank for mixing 100-liter natural fertilizer, a topic that was chosen as an integrative degree project for the title of mechanical engineer. This proposal is focused on the appropriate design of a shaker tank for a bio fertilizer mixture made by the Fertimax company based on the viscosity and density of the mixture. …”

Estudio de métodos y tiempos dentro del proceso medida especial en la empresa Applus Norcontrol Sede Santa Marta Authors: Castillo Cabrera, Hosman Andres

Comparison of cycloplegic effects of Cyclopentolate and Tropicamide in children Authors: Arango Díaz, Paola Andrea

“…Methodology: bibliographic review in databases: PubMed, Medline, Scopus, Scielo, Acces Medicine, Mc Graw-Hill, where 3 variables are analyzed; Cycloplegic capacity of tropicamide and cyclopentolate in patients aged 6 months to 15 years, reaction time and recovery time of each drug, and adverse effects. …”

Determinación económica y financiera por la rotación de personal en una IPS domiciliaria. Authors: Villarreal Lopez, Julie Marian

Biocentro de espiritualidad para la comunidad diocesana de Neiva Huila. Authors: Ipuz Suárez, Henry Giovanny

“…This degree work proposal is focused on research that aims to determine the importance of interior design through bioclimatic comfort in a spiritual environment, optimizing the diocesan work of the city of Neiva-Huila, and thus, reduce the current deficit, avoiding an increase of improvised spaces, as well as places without any foundation within the context of the Catholic Church. …”

Propuesta de implementación del departamento de compras internacionales en la empresa BALDOCER LTDA Authors: Urbina Urbina, Juliana

Unidad didáctica para fortalecer el desarrollo del pensamiento espacial en estudiantes de grado sexto: las joyas de platón y la papiroflexia Authors: Castañeda Torres, Francy María Carolina

“…This document deploys a proposal to strengthen spatial thinking in sixth grade students, having as a legal framework the General Education Law 115, as well as the Guidelines, Standards and Basic Learning Rights, which establish the development of spatial thinking in the grade. sixth. …”

Evaluación del riesgo laboral para un consultorio odontológico Authors: Espejo Jiménez, José Fabriany, Méndez Rozo, María Victoria

“…Initially, it is important to contextualize what the term refers to. dental office, well, this is a space in which processes and procedures for the oral well-being of people. …”