scholarly journals Assessment: A Suggested Strategy for Learning Chemical Equilibrium

2019 ◽  
Vol 9 (3) ◽  
pp. 174 ◽  
Author(s):  
Andres Bernal-Ballen ◽  
Yolanda Ladino-Ospina

Chemical equilibrium is listed as one of the most complicated concepts to learn, and the origin of this phenomenon is attributed to misconceptions, teaching-related problems, and the use of inappropriate didactic approaches. At the same time, assessment is a crucial fragment of educational activities although its relevance as a learning strategy is underestimated. For that reason, we designed and applied unique assessment approaches related to chemical equilibrium to 33 high school students at Colegio Mayor de San Bartolome (Bogotá, Colombia). The results suggested that assessment instruments focused on the identified misconceptions might reduce the impact (of the misconceptions), and students were able to build concepts related to chemical equilibrium whilst they were being assessed. Problems associated with forward and reverse reactions, differences between initial and equilibrium concentrations, and the indiscriminate use of Le Chatelier’s principle were approached by students and significant improvement was achieved through the assessment. Changes associated with assessment perceptions were accomplished and the proposed strategy suggests that it is plausible to learn during the assessment moment.

2016 ◽  
Vol 1 (1) ◽  
pp. 68
Author(s):  
Kurniawan Yudhi Nugroho ◽  
Khosiatul Fitri

This research was an attempt to investigate the use of Jigsaw learning Strategy in term of improving students’ reading ability. This six month project was conducted to Senior-high school students around Semarang. In order to get to know the impact of this program, this research required two classes designed as the class of experiment and the class of control. Each class would have its roles in this research. As the project was completely done, it was observed that the mean score of the posttest in the class ofexperiment (85.4412) was higher than that of the class of control (67.95). Of referring to the data, this was concluded that this learning strategy was positively effective to improve students’ learning performance in reading.


2020 ◽  
Vol 3 (2) ◽  
pp. 99-105
Author(s):  
Muhammad Ali Kurniawan ◽  
Sri Rahayu ◽  
Fauziatul Fajaroh ◽  
Saeed Almuntasheri

This study aims to compare the impact of the Dual Situated Learning Model (DSLM) and conventional instructions in improving High School Students’ understanding of chemical equilibrium concepts and the prevention of possible misconceptions. The study utilized a quasi-pretest-posttest control and experimental group design with two classes of XI SMAN as the research sample (N=60 students). Pre-posttests consisting of 12 two-tier questions (r = 0.691) used to assess the learners’ understanding of the chemical equilibrium. The results showed a significant difference in favor of the learners who taught using the DSLM model in comparison to those in the conventional approaches (Fount = 4.149; p = 0.003). Students in the experimental class had a better understanding and fewer misconceptions about the concept of chemical equilibrium. Implications for science educators suggest that learning that is designed by considering students' misconceptions or preconceptions and anticipating them through appropriate learning steps will have a positive influence on the learners’ conceptual understanding.


2021 ◽  
Author(s):  
Muntholib Muntholib ◽  
Asmi’ Munadhiroh ◽  
Nur Candra Eka Setiawan ◽  
Yahmin Yahmin

2021 ◽  
pp. 002205742110259
Author(s):  
Tarak Dridi

Digital media literacy has become an intrinsic component in shaping high school students’ knowledge acquisition and critical thoughts. Over the last two decades, internet and computers have been the implemented tools to reach such goals and promote the students’ learning. This article looks for the impact of Information and Communication Technology (ICT) on Tunisian secondary school students by detecting their technical skills as well as their critical understanding. This quantitative study relies on a self-reporting approach and targets 150 Tunisian secondary students. It proves the necessary consideration of technological and social variables in helping sort out major digital handicaps related to secondary students and displays the interconnectedness between the different dimensions of digital media literacy. It also displays that Tunisian high school students cannot be referred to as digital-media literate people. The study contributes to the field of digital media literacy as it offers a solid empirical background to build on and indicates the necessity of integrating digital media literacy into the school-based initiatives.


2021 ◽  
pp. 1-64
Author(s):  
Gian Paolo Barbetta ◽  
Paolo Canino ◽  
Stefano Cima

Abstract The availability of cheap Wi-Fi internet connections has encouraged schools to adopt Web 2.0 platforms for teaching, with the intention of stimulating students’ academic achievement and participation in school. Moreover, during the recent explosion of the SARS-CoV-2 crisis that forced many countries to close schools (as well as offices and factories), the widespread diffusion of these applications kept school systems going. Despite their widespread use as teaching tools, the effect of adopting Web 2.0 platforms on students’ performance has never been rigorously tested. We fill this gap in the literature by analyzing the impact of using Twitter as a teaching tool on high school students’ literature skills. Based on a large-scale, randomized controlled trial that involved 70 schools and about 1,500 students, we find that using Twitter to teach literature has an overall negative effect on students’ average achievement, reducing standardized test scores by about 25 percent of a standard deviation. The negative effect is stronger on students who usually perform better.


2021 ◽  
pp. 073563312110399
Author(s):  
Ting-Ting Wu ◽  
Jian-Ming Chen

Many countries have incorporated computational thinking (CT) and programming languages into their science and technology courses. Students can improve their CT ability by learning programming languages. Moreover, situated learning enables students to generate knowledge and master problem-solving skills through interaction with situations. This study incorporated Webduino learning and the situated learning strategy into a programming course and analyzed its impact on high school students’ CT ability, learning motivation, and course satisfaction. A quasi-experimental research method was adopted, wherein the experimental group was subjected to the situated learning strategy and the control group was subjected to a traditional teaching method. The study results revealed that integrating Webduino programming with situated learning could effectively improve five categories of CT skills; moreover, the activity models of situated learning enhanced the value and expectation dimensions of learning motivation. In addition, satisfaction with the course content and self-identity slightly improved. However, because teachers were required to elaborate on stories to promote learner engagement with life situations, the time available for programming was limited. Thus, no significant difference was observed in teaching satisfaction.


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