A New Approach for Assessing Learners in an Online Problem Based Learning Environment

Author(s):  
Houda Tadjer ◽  
Yacine Lafifi ◽  
Hassina Seridi-Bouchelaghem

Problem-based learning (PBL) is an approach that improves students' skills in problem solving. The application of PBL as an approach of teaching in a class requires students' presence; such constraint cannot be fulfilled by all students. Therefore, it is important to avoid this problem by implementing an online PBL environment where students are grouped remotely and work together to solve a problem proposed by the teacher. This will guide the learning process of the learners and can evaluate their solution. In reality, we can find members who do not really contribute to solve a problem. From this point of view, the teacher's evaluation will not be adequate to estimate the contribution of the learner in the solution of a given problem. Therefore, it is important to think of another way for assessing learners' solution. So, the challenge is to implement an online PBL environment and to propose a new method for assessing students. In this paper, the authors present their system called Problearn. The developed system allows students to solve problems remotely in small groups. Furthermore, the system evaluates each student based on his behavioral profiles during the problem-solving process. To do so, the system must keep track of different actions carried out by the students. This system has been tested by students of a computer science department where they achieved very good results.

Author(s):  
Houda Tadjer ◽  
Yacine Lafifi ◽  
Hassina Seridi-Bouchelaghem

Problem-based learning (PBL) is an approach that improves students' skills in problem solving. The application of PBL as an approach of teaching in a class requires students' presence; such constraint cannot be fulfilled by all students. Therefore, it is important to avoid this problem by implementing an online PBL environment where students are grouped remotely and work together to solve a problem proposed by the teacher. This will guide the learning process of the learners and can evaluate their solution. In reality, we can find members who do not really contribute to solve a problem. From this point of view, the teacher's evaluation will not be adequate to estimate the contribution of the learner in the solution of a given problem. Therefore, it is important to think of another way for assessing learners' solution. So, the challenge is to implement an online PBL environment and to propose a new method for assessing students. In this paper, the authors present their system called Problearn. The developed system allows students to solve problems remotely in small groups. Furthermore, the system evaluates each student based on his behavioral profiles during the problem-solving process. To do so, the system must keep track of different actions carried out by the students. This system has been tested by students of a computer science department where they achieved very good results.


Author(s):  
Liska Yanti Pane ◽  
Kamid Kamid ◽  
Asrial Asrial

This research aims to describe logical thinking process of a logical-mathematical intelligence student. We employ qualitative method to disclose the subject’s learning process. Data are collected by interview and modified think aloud methods. The results show that subject has capability to find and organize problems and data correctly. Subject describes conditions that are needed to do the steps of problem solving strategy. The steps are done systematically until the end of problem solving process.


Author(s):  
Katharine Clemmer

Loyola Marymount University (LMU) has developed a new approach to problem solving, Collaborative Solution Discovery (CSD), to help practitioners in a school system leverage their individual passions in a way that grows students’ positive math identity through mathematical thinking, problem solving, and self-regulation. By focusing on how students and teachers interact with each other in real-time in an ideal classroom, practitioners take ownership of a process to guide their students in growing their positive math identity and thus taking ownership of their own math learning. Practitioners measure progress along the way through metrics that are created, defined, used, and continually refined by themselves to attain their ideal math learning environment. The entire CSD process results in a system that owns ist improvement efforts—improvement efforts that are flexible, adaptable, and sustainable.


1993 ◽  
Vol 22 (4) ◽  
pp. 579-590 ◽  
Author(s):  
Thomas Li-Ping Tang ◽  
Peggy Smith Tollison ◽  
Harold D. Whiteside

Based on the archival data of a quality circle (QC) program in a three-year period, the differences between active QCs (n = 32) and inactive QCs (n = 12) on QC members' participation and QCs' performance were examined using a discriminant analysis. The results showed that active QCs had lower rate of problem-solving failure, higher attendance rate at QC meetings, and higher net savings of QC projects than inactive QCs. The results were discussed in terms of the problem-solving process of small groups.


2018 ◽  
Vol 18 (02) ◽  
pp. e15 ◽  
Author(s):  
Jacqueline M. Fernández ◽  
Mariela E. Zúñiga ◽  
María V. Rosas ◽  
Roberto A. Guerrero

Computational Thinking (CT) represents a possible alternative for improving students’ academic performance in higher level degree related to Science, Technology, Engineering and Mathematics (STEM). This work describes two different experimental proposals with the aim of introducing computational thinking to the problem solving issue. The first one was an introductory course in the Faculty of Physical, Mathematical and Natural Sciences (FCFMyN) in 2017, for students enrolled in computer science related careers. The other experience was a first attempt to introduce CT to students and teachers belonging to not computer related faculties at the National University of San Luis (UNSL). Both initiatives use CT as a mean of improving the problem solving process based on the four following elementary concepts: Decomposition, Abstraction, Recognition of patterns and Algorithm. The results of the experiences indicate the relevance of including CT in the learning problem solving issue in different fields. The experiences also conclude that a mandatory CT related course is necessary for those careers having computational problems solving and/or programming related subjects during the first year of their curricula. Part of this work was presented at the XXIII Argentine Congress of Computer Science (CACIC).


2018 ◽  
Vol 7 (1) ◽  
pp. 63-74
Author(s):  
Iyam Maryati

AbstrakArtikel ini menyajikan bagaimana model Pembelajaran Berbasih Masalah diterapkan pada materi pola bilangan di kelas VII Sekolah Menengah Pertama. Pembelajaran Berbasis Masalah (Problem Based Learning) adalah suatu pendekatan pembelajaran yang menggunakan masalah dunia nyata sebagai suatu konteks bagi siswa untuk belajar tentang cara berfikir kritis dan keterampilan pemecahan masalah, serta untuk memperoleh pengetahuan dan konsep yang esensial dari materi pelajaran. Pembelajaran berbasis masalah digunakan untuk merangsang berfikir tingkat tinggi dalam situasi berorientasi masalah, termasuk didalamnya belajar bagaimana belajar. Adapun langkah-langkah dari model pembelajaran tersebut  memiliki 5 tahapan yaitu 1) Tahap orientasi peserta didik pada masalah, 2) Tahap mengorganisasi peserta didik dalam belajar. 3) Tahap membimbing penyelidikan secara individu maupun kelompok. 4) Tahap mengembangkan dan menyajikan hasil karya. 5) Tahap  menganalisa dan mengevaluasi proses pemecahan masalah. Selanjutnya bagaimana aktifitas guru dan siswa dalam model Pembelajaran Berbasis Masalah (Problem Based Learning) dalam materi pola bilangan akan dibahas dalam artikel ini. AbstractThis article presents how the Problem-Based Learning model is applied to the numerical pattern material in Grade VII of Junior High School. Problem Based Learning is a learning approach that uses real-world problems as a context for students to learn about critical thinking and problem-solving skills, and to acquire essential knowledge and concepts from subject matter. Problem-based learning is used to stimulate high-level thinking in problem-oriented situations, including learning how to learn. The steps of the learning model have 5 stages namely 1) Stage orientation learners on the problem, 2) Stage of organizing learners in learning. 3) Stage guiding individual and group investigations. 4) Stage of developing and presenting the work. 5) Phase analyze and evaluate problem solving process. Furthermore, how the activities of teachers and students in the model of Problem Based Learning (Problem Based Learning) in the matter of number patterns will be discussed in this article.


2021 ◽  
Vol 11 (2) ◽  
pp. 158-167
Author(s):  
Glory Indira Diana Purba ◽  

This study aims to determine whether the application of e-learning in problem-based learning can improve the problem solving abilities of FMIPA Unimed students. The approach used in this research is descriptive qualitative research by actively involving through e-learning the actors in the learning process, namely lecturers and students, as well as other related subjects. This study's design consists of three stages: (1) the development of learning tools and research instruments, (2) the testing of learning tools and research instruments, and (3) the implementation of experiments. Keywords: Electronic Learning, Problem-Based Learning, Mathematica Problem Solving Ability


2021 ◽  
Vol 179 (2) ◽  
pp. 183-203
Author(s):  
Piotr Artiemjew ◽  
Krzysztof Ropiak

One of the most popular families of techniques to boost classification are Ensemble methods. Random Forests, Bagging and Boosting are the most popular and widely used ones. This article presents a novel Ensemble Model, named Random Granular Reflections. The algorithm used in this new approach creates an ensemble of homogeneous granular decision systems. The first step of the learning process is to take the training system and cover it with random homogeneous granules (groups of objects from the same decision class that are as little indiscernible from each other as possible). Next, granular reflection is created, which is finally used in the classification process. Results obtained by our initial experiments show that this approach is promising and comparable with other tested methods. The main advantage of our new method is that it is not necessary to search for optimal parameters while looking for granular reflections in the subsequent iterations of our ensemble model.


2016 ◽  
Vol 4 (1) ◽  
pp. 1 ◽  
Author(s):  
Ahmad Muzanni ◽  
Muhyadi Muhyadi

<p class="E-JOURNALTitle">Penelitian ini bertujuan untuk menghasilkan perangkat pembelajaran berbasis <em>problem solving</em> yang layak dan efektif digunakan dalam proses pembelajaran IPA materi perubahan lingkungan dan pengaruhnya terhadap hasil belajar kogitif peserta didik kelas IV sekolah dasar. Penelitian pengembangan ini mengacu langkah yang dikembangkan oleh Borg &amp; Gall. Perangkat pembelajaran yang dikembangkan divalidasi oleh ahli pembelajaran dan ahli evaluasi sebelum diujicobakan. Kemudian penerapannya dalam proses pembelajaran dinilai oleh guru kelas dan peserta didik. Perangkat pembelajaran berbasis <em>problem solving </em>berupa silabus, Rencana Pelaksanaan Pembelajaran (RPP), Lembar Kerja Siswa (LKS), dan Tes Hasil Belajar (THB) yang layak digunakan pada proses pembelajaran mendapatkan penilaian dengan kategori sangat baik dari ahli kecuali THB dengan kategori penilaian baik. Keefektifan perangkat pembelajaran dapat dilihat pada ketercapaian hasil belajar peserta didik yang pembelajarannya menggunakan perangkat pembelajaran berbasis <em>problem solving</em> lebih tinggi daripada peserta didik yang pembelajarannya dilakukan secara konvensional. Hal ini karena pemilihan materi “perubahan lingkungan dan pengaruhnya” dalam penyusunan perangkat pembelajaran menyajikan beragam permasalahan sehingga proses pemecahan masalah menarik bagi peserta didik.</p><p class="E-JOURNALAbstrakKeywords"><strong>Kata kunci</strong>: pengembangan perangkat pembelajaran, problem solving, pembelajaran IPA</p><p class="E-JOURNALTitleEnglish"> </p><p class="E-JOURNALTitleEnglish"><strong>DEVELOPING LEARNING DEVICES BASED ON PROBLEM SOLVING ON SCIENCE SUBJECT TOWARD COGNITIVE ACHIEVEMENT IN ELEMENTARY SCHOOL</strong></p><p class="E-JOURNALTitleEnglish"><strong><em>Abstract</em></strong></p><p class="E-JOURNALAbstractBodyEnglish">The aims of this research are to produce learning devices based on problem solving that are appropriate and effective used in environmental changing and it effects materials in science towards cognitive learning result of the elementary school students grade 4. This developmental research refers to the steps developed by Borg &amp; Gall. The learning devices that developed, were validated by a learning and evaluation expert before it was tested. Then, the implantation in learning process were evaluated by the teachers and the students. The learning devices based on problem solving include syllabus, lesson plans, student worksheets, learning achievement tests, that are appropriate on learning process because it gets very good category from the expert except the learning achievement test that belongs to good category. The effectiveness of the learning devices can be seen on the student’s result that used learning devices based on problem solving is higher than the students who use the conventional learning it is because the material selection on environmental changing and its effects in arranging the learning devices serves various problems, so the problem solving process interest the students.</p><p><strong>Keywords</strong>:development of learning device, problem solving, and science learning</p>


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