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The Effect of Online Learning on Interest in Studying Chemistry Courses

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Development of A Reference Handbook Based on Contextual Teaching Learning in Curriculum Studies Course

The study aims to find out the implementation of reference handbook based on CTL. Design of the study is a modified Research and Development (R&D) developed by Borg and Gall. Subjects in this study are students of Chemical Education Major in Islamic University of Indonesia in the odd semester of academic year 2016/2017. The reference handbook arranged has been validated by academics and practitioners and categorized as "Very Good" with score 92.29% and 92.09% respectively. Furthermore, the reference handbook was also tested in the Preliminary Field Testing phase and scored 88.89% with the category "Very Good". After the reference handbook was revised following the phase, it was re-tested at the Main Field Testing phase and scored 89.09% with the category "Very Good". Based on these results, the reference handbook has been developed can be implemented in the Curriculum Studies course very well.
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Implementation of Active Learning Method in Unit Operations II Subject

Active Learning Method which requires students to take an active role in the process of learning in the classroom has been applied in Department of Chemical Engineering, Faculty of Industrial Technology, Islamic University of Indonesia for Unit Operations II subject in the Even Semester of Academic Year 2015/2016. The purpose of implementation of the learning method is to assist students in achieving competencies associated with the Unit Operations II subject and to help in creating a conducive academic atmosphere so as to contribute to improving the quality of teaching and learning in the study environment. The implementation of this learning method synergized with the face-to-face method is quite successful. This is indicated by an increase in the students' final score ofB from the baseline by 44% to 80%. This achievement exceeds the targeted percentage of 60%.
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Examining Challenges That Students Face in Learning Organic Chemistry Synthesis

Organic chemistry is the offered after general chemistry and is the course that many find it challenging and difficult. Synthesis is first introduced in organic chemistry I course and is widely considered as one of the topics in which students struggle with and is evident in their performance in the topic. Our method of data collection is a Likert-type and open-ended questionnaire that was distributed at the end organic chemistry I course in an anonymous Fashion. The collected data enabled us to examine the challenges students face in learning organic chemistry synthesis. Our findings support the notion that students have many difficulties with multistep organic chemistry synthesis including challenges recalling all of the varied required reactions, the amount of content and topics covered in organic chemistry, conceptual understanding of needed important topics such as mechanisms, acids and bases, nucleophiles and electrophiles, and stereochemistry, and problem-solving competency. Students view organic chemistry synthesis as challenging because of their reliance on memorization of a large number of reactions, reagents, and rules, poor conceptual understanding of the topics, ineffective teaching methods which lacks active learning and student engagement, and the myriad number of possible pathways to solve synthesis problems. Our participants suggest that memorization and rote-learning plays an important role in the learning of multistep organic synthesis, which might cause a hindrance to process of learning and can impede students' problem-solving ability.
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Using Projects-Based Learning in Improving Students' Critical Thinking Skills to Recycle Waste Cooking Oil

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Cover and Toc

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IJCER Cover and Table of Content

Journal article

Using Projects-Based Learning in Improving Students' Critical Thinking Skills to Recycle Waste Cooking Oil

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