scholarly journals Design and Development of VH-iSTEM Learning Strategy on Geometric Thinking: An Experts’ Evaluation

In the 21st century, the process of teaching and learning STEM subjects must shift from teacher-centered dominated learning process to students-centered. In this process, students can actively carry out the learning activity and make an experiment to reach their own conclusions. For this reason, this study designed a learning strategy on geometry called VH-iSTEM learning strategy through connections between the iSTEM approach, particularly the engineering design with van Hiele phases to help students improve their geometric thinking skills. Three basic skills in geometric thinking consisting of visualization, analysis, and informal deduction that covered triangles and quadrilaterals are considered in this study. The five-phase instructional model called ADDIE model was adopted in the whole process of design and development of the VH-iSTEM learning strategy. The researchers used quantitative and qualitative approaches to analyze the experts’ feedback on the suitability of the connections between the two phases, the activities provided, and the materials used. Also the VH-iSTEM learning strategy was tested on 30 students to ascertain its effectiveness based on the students’ level of thinking. The result indicated that VH-iSTEM learning strategy was pedagogically functional and effective in improving the geometric thinking skills of students. The researchers used only one group of students to determine the levels of thinking skills. This study is unique based on its ability to connect engineering design with van Hiele phases in learning school geometry.

Geometric thinking plays an important role in geometric achievement. It is also important in other fields, such as architecture, engineering, film, science, graphics, and arts. However, in Indonesian education curriculum, teaching and learning geometry does not emphasise the geometric thinking skills. Several studies revealed that Indonesian students could not come out from the lowered zone of the International exam, such as Trends in International Mathematics and Science Study (TIMSS), which caused by van Hiele levels of geometric thinking. Therefore, the purpose of this study was to investigate the van Hiele levels of geometric thinking among secondary school students in Makassar, Indonesia. A total of 298 respondents randomly took part in this study. The van Hiele geometric thinking test was used to assess the student's level of geometric thinking. Data were in ordinal form analysed according to the weighted van Hiele geometric thinking test scores presented in the table. The findings showed that most of the students were at the lowest level of geometric thinking. Several 123 and 93 respondents were at Level 0 (Visualisation) and Level 1 (Analysis), respectively. Meanwhile, 70 respondents were lower Level 0 and only a few respondents were in the upper Level 1. The result might be used as a fundamental source to produce a learning strategy in elevating van Hiele levels of geometric thinking.


2017 ◽  
Vol 31 (58) ◽  
pp. 819-840 ◽  
Author(s):  
Rohani Abd Wahab ◽  
Abdul Halim Abdullah ◽  
Mahani Mokhtar ◽  
Noor Azean Atan ◽  
Mohd Salleh Abu

Abstract The teaching and learning of Geometry should be meaningful and not merely reacting to the teacher's stimuli. Hence, students should be given opportunities to experiment when learning mathematics through exploration and investigation of geometric shapes by themselves. For that reason, a Learning Strategy for 3-dimensional Geometry using the SketchUp Make dynamic software, called LSPE-SUM was designed through a step-by-step instruction to help students to improve their visual spatial skills and geometric thinking. Visual spatial skills were carefully integrated onto each van Hiele levels of Geometry thinking through specific arrangement of specially crafted learning activities. Such arrangement was vital to ensure that students could achieve better cognitive enhancement in visual spatial skills by communicating and interacting physically and socially according to the hierarchical van Hiele model of Geometry thinking. LSPE-SUM capitalized the dynamic features of SketchUp Make to facilitate the elevation of visual spatial skills and Geometry thinking during the learning processes. The whole process of designing and developing the LSPE-SUM adopted the five cyclic stages of ADDIE instructional design model. The purpose of this article was to report the details of the final two stages, more specifically, implementation and evaluation of LSPE-SUM. This learning strategy was tried out twice upon twelve different students in a classroom setting over a period of 3 weeks each. Besides that, LSPE-SUM was also given to experts to obtain their views and evaluation on its functionality. Quantitative and qualitative approaches were used to collect data as well as to analyze the experts and students’ views on the suitability of LSPE-SUM. Analysis of students’ views suggested that LSPE-SUM has assisted most of them in elevating both their visual spatial skills and Geometry thinking; while, all experts claimed that LSPE-SUM was pedagogically functional and served its purposes well.


2018 ◽  
Vol 8 (1) ◽  
pp. 49-62
Author(s):  
Agung Prihantoro

The main problem of students in Indonesia in learning English as a second languages is that they have been learning English since they studied in the basic schools but they cannot communicate (read, write, speak, listen [RWSL]) in English well as some researches show it. The problem is concerned with teaching and learning components that are students, teachers, curriculum, learning material, teaching and learning activity, classrooms, and learning tools. The article focuses on learning material and teaching and learning activity that should drive studentsaat higher education able to communicate in English well. The learning material includes knowledge, skills and expertise, values, and attitudes and behaviors. The teaching and learning activity contains (1) paradigm shift from instruction paradigm to learning paradigm and (2) communicative learning strategy.


2020 ◽  
Vol 8 (3) ◽  
pp. 6-9
Author(s):  
Ganesan Shanmugavelu ◽  
Balakrishnan Parasuraman ◽  
Khairi Ariffin ◽  
Baskaran Kannan ◽  
Manimaran Vadivelu

The aim of this study is to discuss the use of the inquiry method in the teaching and learning process. The inquiry method is a student-centered learning approach with the concept of students who are actively involved in the teaching and learning activity under the monitoring and supervision of teachers. This study describes how to implement the inquiry method in the classroom. Five aspects such as planning behavioral objectives, designing teaching materials, designing questioning strategies, designing teaching and learning strategies, and evaluating are emphasized in the designing of the inquiry method in the teaching and learning process. Teaching and Learning based on the inquiry method is an approach that helps students build their knowledge and understanding through research and exploration activities based on existing knowledge. The inquiry method requires higher-order thinking skills and critical thinking to make conclusions. Besides that, teachers play a vital role in the success of the inquiry method for the realization of educational reforms.


2013 ◽  
Vol 53 (1) ◽  
pp. 89-98
Author(s):  
Darinka Sikošek ◽  
Mateja Žuželj

Chemical models are indispensable tool in chemistry class and enable secondary school pupils to develop complex thought processes and spatial concepts, both of which are necessary to improve their understanding of chemical concepts. In this research, special emphasis is given to complex competencies not only their acquisition, but rather how pupils develop them. For this purpose, a learning strategy has been developed, called learning by self-generating chemical models. Pupils learn individually on their own models, which are made from easily accessible, low-cost materials. The impact of workable models was investigated (assembly of commercial models and production of self-made models) on the (1) learning success using simple molecule shapes and (2) the degree of competence development which realized through the implemented activities. The study involved first-year secondary school-pupils, defined as self-creators of paper- and -wire models (experimental group) and assemblers of commercial models (called the control group). The appearance of the molecules being studied took the form of geometric shapes and structures, which pupils present by making of ball-, called wire-models from plasticine and wire or paper created, called paper models. Based on the results of statistical processing of the data, we found that self-creation of models (as an innovative approach) leads to better understanding and to subsequently sustained knowledge for the pupil. It should also be noted that pupils who were self-generators in comparisons to those who merely assembled the models, generally developed many complex skills in the areas of problem solving, practical competence, mathematical competence and critical thinking skills. The knowledge so acquired was also better understood. Key words: chemical models, competencies, self-made models, teaching and learning by models.


2017 ◽  
Vol 06 (03) ◽  
pp. 219-231
Author(s):  
Durairaj Ponraj

Teaching and learning of human anatomy involves cadavers, bones, histology slides, plastinated body parts, anatomy models, visualizing pictures, drawing and memorizing many new Latin terminologies. It is very challenging for faculty members to teach and difficult to learn for any year one student doing medical or health science courses. This paper provides an insight into the use of a blended learning pedagogy using Computer Based Teaching [CBT] along with other tools to create e-Leaming materials for teaching and learning of human Anatomy with better learning outcomes. We focus on four CBTs developed in-house for blended learning by the biological sciences department, namely HistoBox, BoneBox, Heart & Coronary Artery Disease [CAD] and Neuro atlas for Anatomy and Physiology. The survey result on students learning using CBTs showed significant improvements in their learning behavior and assessment grades. The students preferred blended e-Leaming using HistoBox compared with traditional lecture and practical using microscopy, p<0.001. Our student survey revealed that 93% of the students agreed that the BoneBox CBT helped them to understand and learn the subj ects better than the traditional methods. About 88% of the students also agreed that the BoneBox used in blended learning helped them to improve in their practical test grades. 98% of the students rated the BoneBox CBT pedagogy as good and excellent approach for learning with interactive features. The case-scenarios and assessment quizzes used in the CBT improved the higher order critical thinking skills. One interesting finding of the survey showed that students preferred interactive quizzes and assessment tools than game based learning activity. The tools used in our blended learning are YouTube videos, e-books, mobile apps, kahoot, socrative, padiet and articulate storyline2. We use these tools for both synchronous and asynchronous learning activities. Most of the online learning materials are administered online using the “Blackboard” learning management system [LMS]. The department of biological science over time gradually moved away from the traditional 100% face-to-face classroom teaching to at least 30% of online blended learning methods using the CBTs and other e-Leaming materials. We compared the student module evaluation feedback and the students’ performance grade over the past 12 years and found that the use of blended e-Leaming has improved our student module delivery rating and student performance grades. Our module delivery ratings improved from 92.6% in 2004 to 96.4% in 2010 and finally to 99.85% in 2016 There is also a corresponding drop in student failure rates from 14.1% in 2004 to 8.5% in 2010 and finally to about 1.3% in 2016. We propose the use of blended learning pedagogy for teaching and learning Anatomy over traditional 100% face-to-face teaching to improve module delivery and students’ learning outcomes.


2021 ◽  
Vol 8 (4) ◽  
pp. 552
Author(s):  
Haulid Haulid

This study aims to describe the increase in student learning activity through the application of CTL (contextual teaching and learning) strategies. This research method uses classroom action research which is carried out in 2 cycles. Each cycle consists of planning, implementing actions, observing, and reflecting. The subjects of this study were 27 MTs class VII students. Al-Ikhlas Mentigi. The research instrument uses observation and tests, while the data analysis technique uses qualitative and quantitative descriptive analysis. The results of this study indicate that the application of the CTL (contextual teaching and learning) strategy is proven to increase learning activity which has an impact on student learning outcomes in Fiqh subjects. In addition, students feel happy about this learning strategy, this is manifested by the growing sense of togetherness in the group, the class atmosphere becomes more lively and there is a new experience for students to conduct a simple analysis of a problem that arises around them.


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