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Jurnal Ilmu Pendidikan Indonesia
Published by Universitas Cenderawasih
ISSN : 23383402     EISSN : 2623226x     DOI : http://doi.org/10.31957/jipi.v10i2.2195
Core Subject : Science, Education,
Biochemistry, Genetics & Molecular Biology Chemistry Education Mathematics Physics
Jurnal Ilmu Pendidikan Indonesia (JIPI) adalah terbitan berkala ilmiah yang diterbitkan oleh Program magister Pendidikan IPA, Program Pascasrjana Universitas cendrawasih. JIPI terbit 3 kali dalam setahun pada bulan Februari, Juni dan Oktober. JIPI merupakan sarana publikasi bagi akademisi dan praktisi di bidang IPA dan sains dalam menerbitkan artikel hasil-hasil penelitian.
Arjuna Subject : Kimia(semua kategori) - Kimia (Lain-Lain)
Articles 165 Documents
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QUALITATIVE AND QUANTITATIVE ANALYSIS OF FRUIT JUICE PACKAGED BEVERAGES Sigiro, Mula; Alexander, Irving Josafat; Ginting, Rindang Leni Saputri; Sijabat, Naomi Christine
Jurnal Ilmu Pendidikan Indonesia Vol 11 No 3 (2023): JURNAL ILMU PENDIDIKAN INDONSIA
Publisher : Program Magister Pendidikan IPA, Program Pascasarjana Universitas Cenderawasih

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31957/jipi.v11i3.3206

Abstract

Technological developments in the food sector make the appearance and packaging of food products more varied with the aim of attracting consumers to buy these products. Currently, canned food and beverage packaging dominates the market, not only in modern markets, but also in traditional markets. One of the packaged beverage products that is popular with the public is fruit juice packaging. This study aims to determine whether packaged fruit drinks circulating in the community comply with SNI 01-2981-1992 based on organoleptic parameters, pH value, sugar content, and vitamin C levels. Samples of packaged fruit drinks were randomly selected as many as 5 types of samples. This research uses qualitative and quantitative analysis approaches. From the results of the study, it can be concluded that the sample fruit juice packaging is suitable for consumption and meets the provisions of SNI 01-2981-1992.Keywords : fruit juice packaging, organoleptic, pH value, sugar content, vitamin C
ANALYSIS OF STUDENTS’ CREATIVE THINKING ABILITIES IN SOLVING PROBLEMS IN CHEMICAL BONDING MATERIAL FOR CLASS X SMA IN THE TOGEAN ISLAND Pulukadang , Sri Hastuti Virgianti; Indasari, Indasari; Afadil; Mustapa, Kasmudin
Jurnal Ilmu Pendidikan Indonesia Vol 11 No 3 (2023): JURNAL ILMU PENDIDIKAN INDONSIA
Publisher : Program Magister Pendidikan IPA, Program Pascasarjana Universitas Cenderawasih

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31957/jipi.v11i3.3386

Abstract

Creative Thinking is the ability possessed by someone to think continuously and consistently in producing everything that is creative and original. This study aims to analyze students' creative thinking skills in solving problems in chemical bonding material for class X high school in the Togean Islands, namely taking place in two schools, namely SMA Negeri 1 Togean and SMA Negeri 1 Una- Una. The method used in this research is descriptive. The sample in this study was students of class X mipa SMA Negeri 1 Togean totaling 21 students consisting of 10 boys and 11 girls and for SMA Negeri 1 Una-Una totaling 19 student consisting of 13 boys and 6 girls. The data collection instrument used a practice test of essay questions in the form of a description of students' creative thinking abilities on chemical bonding material as many as 8 items. The result obtained for SMA Negeri 1 Togean, the fluency indicator is 76.66% in the high category, the Flexibility indicator is 60.47% in the medium category, the Originality indicator is 45.71% in the low category and the Elaboration indicator is 31.90% in the very low and for SMA Negeri 1 Una-Una the Fluency indicator is 66.31% with the medium category, the Flexibility indicator is 76.31% with the high, the Originality indicator is 52.10% with the low category and the Elaboration indicator is 35.78% with very low category. The result of the average creative thinking ability of students for SMA Negeri 1 Togean is 53.68% is in the low category, and SMA Negeri 1 Una-Una is 57.63% and is in the low category. Based on the result of the study it can be concluded that students' creative thinking abilities are in the low category, one of the reasons is due to the laziness factor of each student in participating in ongoing learning which triggers students not to think creatively, especially in chemical bonding material
PROJECT-BASED LEARNING WITH DIFFERENTIATED STRATEGIES IN GROWING METACOGNITION SKILLS OF JUNIOR HIGH SCHOOL LEARNERS silaban, bajongga; Br Surbakti, Mariana; Simbolon, Lamtiur Verawati; Lase, Leni Marlina
Jurnal Ilmu Pendidikan Indonesia Vol 11 No 3 (2023): JURNAL ILMU PENDIDIKAN INDONSIA
Publisher : Program Magister Pendidikan IPA, Program Pascasarjana Universitas Cenderawasih

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31957/jipi.v11i3.3405

Abstract

This research aims to determine learners metacognitive skills after participating in project-based learning with differentiated strategies on vibration and wave material. This research was carried out in the even semester of the 2022/2023 academic year of 8th grade learners state junior high school 7 Medan. The type of research was a pre-experiment in the form of a one-group pre-test post-test design.  The population was all 8th of 9 classes, and a sample 8th-2 was 33 learners withdrawal was carried out by purposive sampling. Pilot was carried out in class 8th of state junior high school 21 Medan as many as 14 people with the result that the problems were valid and reliable with a high level of difficulty according to metacognitive needs.The average activity of learners in the auditory, kinesthetic and visual learning style groups is quite good with a score of 24.08 respectively; 23.58; and 31.05. Meanwhile, the total average pretest and posttest metacognitive skills were 32.24 (undevelop) and 72.96 (starting to develop), respectively. The paired differences t-test with the SPSS 26 application was used to test the hypothesis and obtained a value tcount = -15.173 with a sig value. 0.000, which concludes that the hypothesis is accepted, namely that differentiation strategies influence the metacognitive skills of junior high school students. The <N-Gain> test index value was obtained at 59.45%, which indicates the percentage of effectiveness of project-based learning in growing learners metacognitive skills.                      KeyWords: Project-based learning; differentiated strategies; metacognition skills
THE DEVELOPMENT OF SCIENCE E-MODULE BASED ON PROBLEM-BASED LEARNING IN SIMPLE ELECTRICAL CIRCUIT MATERIAL HC, Nurhikmah.; Siregar, Tiurlina; Samosir, Hotlan
Jurnal Ilmu Pendidikan Indonesia Vol 11 No 3 (2023): JURNAL ILMU PENDIDIKAN INDONSIA
Publisher : Program Magister Pendidikan IPA, Program Pascasarjana Universitas Cenderawasih

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31957/jipi.v11i3.3414

Abstract

: This research conducted by applied Research and Development (Rnd). This research aims to make science e-module, science e-module development, science e-module validity, improvement of students’ activeness and learning result by using science e-module based on problem-based learning in simple electrical circuit material. This research was carried out at SDIT Qurrota A’yun Abepura with total of 29 sixth grade students as the sampling. The result of this research show that 1) There are 8 steps in making e-module 2) Development of science e-module based on problem-based learning in simple electrical circuit material is adapted with e-module development steps. 3) the feasibility of science module based on problem-based learning in simple electrical circuit material which consists of material validation, media validation, SDIT Qurrota A’yun teacher's responses, and student’s responses are good with the average feasibility score in 94,46% and categorized as very proper to use as teaching materials, 4) students’ activeness score in the first meeting with average score 71,66 and categorized as quite active, second meeting with average score 74,71 and categorized as quite active, and the third meeting with average score 82,26 and categorized as active 5) The improvement of learning result obtained an average of n-gain of 0,64 with a medium category, so it has a good impact in students’ mastery of simple electrical circuit.
MANUFACTURING VIRGIN COCONUT OIL (VCO) THROUGH THE SALT METHOD Silalahi, Lora; Daniel, Gilbert
Jurnal Ilmu Pendidikan Indonesia Vol 12 No 1 (2024): JURNAL ILMU PENDIDIKAN INDONESIA
Publisher : Master of Science Education Program, Postgraduate Program of Cenderawasih University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31957/jipi.v12i1.3455

Abstract

This research aims to determine the effect of adding CaCl2 salt on the yield results. Old coconuts taken are 12 months old. 12 coconuts are grated to produce 600 kg of grated coconut and then filtered to produce 1200 mL of coconut milk. Add 2 grams, 4 grams and 6 grams of CaCl2 to each coconut milk and stir for 10 minutes. Coconut milk is heated at 100°C for 120 minutes using a hotplate. Then coconut oil was produced and an organoleptic test was carried out with the results of a typical coconut aroma, clear color and tasteless taste of the coconut oil. Then to produce the best yield it is 23.20% and the optimum water content is 2 grams with a concentration of 0.17%. The higher the CaCl2 level, the greater the yield of VCO produced and the water content produced will be of good quality. The best quality VCO is VCO that does not use contaminated or old coconut, has a distinctive coconut aroma and fresh taste, does not contain odor or taste. which is unusual and the color is relatively clear and clear. Meanwhile, poor quality VCO means using chemicals or excessive heating during extraction, it doesn't smell fresh or tastes strange, the color is cloudy or too dark and contains additives or other additives that shouldn't be there.
USE OF BENTONITE-CHITOSAN MIXTURE AS AN AMMONIUM SULFATE CARRIER IN MANUFACTURING SLOW RELEASE FERTILIZER: - Tobing, Marta; Suarya, P.; Prayikaputri, P. U
Jurnal Ilmu Pendidikan Indonesia Vol 12 No 1 (2024): JURNAL ILMU PENDIDIKAN INDONESIA
Publisher : Master of Science Education Program, Postgraduate Program of Cenderawasih University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31957/jipi.v12i1.3500

Abstract

Nitrogen is a nutrient that is needed for the process plant growth, but nitrogen is easily carried away by water and evaporates, it causes farmers to fertilize excessively. This cause environmental pollution. The aim of this research is to make slow release fertilizer (SRF) with a bentonite-chitosan-ammonium sulfate formula to increase fertilization efficiency. Mixing was using the liquid-liquid method where 50 mL of 20% (NH4)SO4 was mixed with 20% bentonite-1% chitosan in a ratio of 10:0; 10:20; 20:20; 30:20; 40:20; 50:20. The highest total nitrogen content was obtained in SRF with a bentonite-chitosan ratio of 0:50 (3.94%) which was tested using the Kjeldahl method. Comparison of release tests on SRF and pure fertilizer was carried out every day for 6 days, SRF increased slowly, namely from 0.07%; 0.18%; 0.27%; 0.6%; 0.42%; 0.5%while in 20% (NH4)SO4 fertilizer there was a release of 0.07%; 0.18%; 0.27%; 0.6%; 0.42%; 0.5%%. Nitrogen release in SRF is slower than in ammonium sulfate fertilizer
THE EFFECT OF STAD TYPE COOPERATIVE LEARNING MODEL ASSITED BY VIDEO MEDIA ON STUDENT LEARNING OUTCOMES ON REACTION RATE MATERIAL IN HIGH SCHOOL Napitupulu, Rahel Ronauli Kurniaasih; Silaban, Ramlan; Nurfajriani, Nurfajriani; Nainggolan4, Bajoka; Simatupang, Lisnawaty
Jurnal Ilmu Pendidikan Indonesia Vol 12 No 1 (2024): JURNAL ILMU PENDIDIKAN INDONESIA
Publisher : Master of Science Education Program, Postgraduate Program of Cenderawasih University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31957/jipi.v12i1.3553

Abstract

: This study aims to determine the effect of the Stad Type Cooperative learning model assisted by video media on student learning outcomes on reaction rate material in high school.  This research was conducted with a quasi-experimental method of two group pretes-posttes design. The sampling technique used random sampling technique. The research sample consisted of two classes, namely XI-IPA1 and XI-IPA2 classes, each consisting of 31 students. Class XI-IPA1 was the experimental class taught using the stad type cooperative learning model. While class XI-IPA2 was the control class taught with conventional learning. The research instruments used were non-test and test. The test instrument was used to determine the knowledge of students in the cognitive domain, as many as 20 items with four choices that have been tested for feasibility. The non-test instrument used is a questionnaire to measure student learning independence.  The pretest and post-test data of student learning outcomes in the experimental class were 40.5 and 84.5 while the control class data were 40.7 and 67.5. The percentage increase in n-Gain of student learning outcomes in the experimental class was 75% with a high category and the control class was 47% respectively with a medium category. Meanwhile, the percentage increase in N-gain of student learning independence in the experimental and control classes was 71% and 51% in the high and medium categories. There is a positive correlation between student learning independence and student learning outcomes, namely 0.635 with a moderate category.
The Effect of the Discovery Learning Model Assisted E-Module Creativity and Improving Student Learning Outcomes Malau, Binro Maldon; Nainggolan, Bajoka
Jurnal Ilmu Pendidikan Indonesia Vol 12 No 2 (2024): JURNAL ILMU PENDIDIKAN INDONESIA
Publisher : Master of Science Education Program, Postgraduate Program of Cenderawasih University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31957/jipi.v12i2.3589

Abstract

The discovery learning model is learning model that is student-centered. This research aims to determine the effect of implementing discovery learning assisted by e-modules on creativity and improving student learning outcomes. The sample was selected by purposive sampling experimental student (with DL assisted by e-modules) and 32 control students (conventional learning). The research carried out by administering a pre-test, then a post-test. Data is processed qualitatively and quantitatively statistics. Results obtained: average creativity of experimental class was 80.2 and the control class 72.3 The N-gain value for the experimental class was 0.712 or an increase in learning outcomes of 71.20% (high), while the control class was 0.60 or an increase in learning outcomes of 60.0% (medium). The correlation between creativity and increased learning outcomes obtained at 0.467 with a determination index of 21%. Learning with DL assisted by e-modules has an effect on creativity and improving student chemistry learning outcomes on reaction rate material.
THE INFLUENCE OF PROBLEM-BASED LEARNING AND DISCOVERY LEARNING MODELS ON STUDENT LEARNING OUTCOMES IN CLASS XI HIGH SCHOOL REACTION RATE MATERIAL sianturi, ranti evi sondang; Tarigan, Simson
Jurnal Ilmu Pendidikan Indonesia Vol 12 No 2 (2024): JURNAL ILMU PENDIDIKAN INDONESIA
Publisher : Master of Science Education Program, Postgraduate Program of Cenderawasih University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31957/jipi.v12i2.3596

Abstract

This study aims to determine the influence and differences of Problem Based Learning and Discovery Learning learning models on student learning outcomes on reaction rate material. This research was conducted at SMA Negeri 1 Kualuh Hulu in the 2022/2023 school year. This type of research is quasi-experimental with pretest-postest control group design. The population in this study was all grade XI students of SMA Negeri 1 Kualuh Hulu. The sample in this study is class XI 1 as experimental class I which is taught using a problem-based learning model and class XI 6 as an experimental class II which is taught using a discovery learning learning model. Sampling in this study using purposive sampling. The instrument in this study is an objective test in the form of multiple choice as many as 20 questions that have been tested by validators and have been tested for validity, level of difficulty, differentiation, reliability. The results showed that there was an influence of the problem-based learning model on learning outcomes, namely the pretest value of 44.5 and the postest value of 88.83 and the influence of the discovery learning model, namely nailai pretest 41.83 and postets value of 82.83 and there were differences in the learning outcomes of experimental class I and experimental class II, namely with a count of 3.4843 > table 2.002
THE INFLUENCE OF DIGITAL LITERACY PROBLEM BASED LEARNING MODELS ON STUDENT LEARNING OUTCOMES sirait, gloria; Pasaribu, Sunggul; Purba, Melfa Uli Magdalena
Jurnal Ilmu Pendidikan Indonesia Vol 12 No 1 (2024): JURNAL ILMU PENDIDIKAN INDONESIA
Publisher : Master of Science Education Program, Postgraduate Program of Cenderawasih University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31957/jipi.v12i1.3626

Abstract

Higher education in the digital age demands the integration of digital literacy in a learning approach to prepare students to face the complexity of job market demands. In this context, Problem Based Learning (PBL) models offer a potentially effective approach in promoting deep understanding and critical thinking skills. Problem Based Learning (PBL) model, the focus of learning is on the chosen problem so that students not only learn concepts related to the problem that is the center of attention but also scientific methods to solve the problem. The research was carried out at HKBP Nommensen University located on Jl. Sangnawaluh No.4, Siopat Suhu, East Siantar District, Pematangsiantar City, North Sumatra, Zip Code 21136. The research period starts in January 2024 – July 2024 at the Biology Education Study Program at HKBP Nommensen Pematangsiantar University. The study population is all students of the Biology Education study program at HKBP Nommensen Pematangsiantar University. The type of research used in this study is a type of quasi-experimental research, which is research intended to determine whether or not there is an influence of the treatment given to students as research subjects. In this study, researchers used a pretest-postest control group design which aims to determine the learning outcomes of students before and after being treated. Based on the results of data analysis and hypothesis testing, there is a significant influence by using the Digital Literacy-based Problem Based Learning Model on Student Learning Outcomes and the Digital Literacy-based Problem Based Learning Model can be developed into an alternative learning model in lectures

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