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Journal : Biosfer: Jurnal Pendidikan Biologi

Pengaruh PBL dengan Strategi HPC terhadap Literasi Emosional dan Keterampilan Pemecahan Masalah Biologi Siswa: Studi Pada Sistem Peredaran Darah Manusia Leasa, Marleny; Pelamonia, Johanes
Biosfer: Jurnal Pendidikan Biologi Vol. 17 No. 2 (2024): Biosfer: Jurnal Pendidikan Biologi
Publisher : Universitas Negeri Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21009/biosferjpb.42521

Abstract

Emotional literacy as a new 21st-century literacy is one-factor influencing student learning success. This study aims to analyze the differences in emotional literacy and problem-solving skills in Problem-Based Learning (PBL) model learning with Homogeinity psycho cognition (HPC) Strategy and PBL. This study included quasi-experiment research with a pretest-postest nonequivalent control group design. The research sample was 75 fifth-grade students taken randomly from several elementary schools in the Nusaniwe Sub-District based on the placement test. The research instruments were an emotional literacy questionnaire and a problem-solving skills test instrument consisting of 20 statement items and 8 problem items related to the human circulatory system. Data analysis used the Mann-Whitney U Test and one-way ANCOVA. The results showed no difference in emotional literacy between the treatment group (PBL with HPC strategy) and the control group (PBL). The ANCOVA test results concluded that students' problem-solving skills in the PBL model with the HPC strategy were superior to those in the PBL model. This finding helps develop appropriate and strategic science-biology learning in elementary schools.
Jigsaw in teaching circulatory system: a learning activity on elementary science classroom Leasa, Marleny; Sanabuky, Yakub Lalyolik; Batlolona, John Rafafy; Enriquez, Javier Julia
Biosfer: Jurnal Pendidikan Biologi Vol. 12 No. 2 (2019): Biosfer: Jurnal Pendidikan Biologi
Publisher : Universitas Negeri Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (411.202 KB) | DOI: 10.21009/biosferjpb.v12n2.122-134

Abstract

Jigsaw type cooperative learning is explored again to train students from an early age to become a small expert to reveal the effects it has on the cognitive achievement of elementary students. The study was conducted at one of the public schools in Ambon City, preceded by a placement test on the classes used. The cognitive learning achievement test instrument was developed with a cognitive load reaching C4 and has met the instrument quality prerequisite tests. The results of the study prove that there are differences in student learning outcomes in learning with Jigsaw and Example Non-Example (ENE) types. The corrected mean score showed that the treatment group was 25,856 points higher than the control group. This means that Jigsaw is superior in improving student cognitive achievement compared to ENE. Thus, Jigsaw can be used in other learning in elementary school because it has the potential to enhance student learning outcomes. Further studies are needed to uncover the potential of Jigsaw to empower various types of learning outcomes and other thinking skills.
Problem-solving and creative thinking skills with the PBL model: The concept of the human circulatory system Leasa, Marleny; Fenanlampir, Albertus; Batlolona, John Rafafy; Saimima, Abdul Salam
Biosfer: Jurnal Pendidikan Biologi Vol. 14 No. 2 (2021): Biosfer: Jurnal Pendidikan Biologi
Publisher : Universitas Negeri Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21009/biosferjpb.20825

Abstract

Science learning in elementary schools using the PBL learning model can grow students' higher-order thinking skills, such as problem-solving and creative thinking skills. The purpose of correlational research was to analyze the relationship between problem-solving and creative thinking skills of elementary school students through the implementation of PBL. The predictor variables and criteria in the research were in the form of problem-solving and creative thinking skills, respectively. The population of this study was the fifth-grade elementary school students, totaling 120 students. This study’s sample was 33 students. The data retrieval used problem-solving and creative thinking skills tests on the concept of the human circulatory system. The data analysis was performed by linear regression. The results showed a correlation between creative thinking and problem-solving skills in learning with PBL. There is a strong relationship between problem-solving and creative thinking skills through PBL. The predictor variable contributed 37.8% to the criterion variable. This study recommends that it is essential to familiarize PBL in elementary schools learning to improve students' higher-order thinking skills.
Cognitive learning outcomes with an inquiry learning model assisted by Macromedia Flash material on plant structures Leasa, Marleny; Lewier, Meltina Agnes; Maelan, Marni
Biosfer: Jurnal Pendidikan Biologi Vol. 15 No. 2 (2022): Biosfer: Jurnal Pendidikan Biologi
Publisher : Universitas Negeri Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21009/biosferjpb.23533

Abstract

The inquiry learning model (IBL) has been explored in many fields of science. Therefore, this research shows the exploration of IBL assisted by Macromedia flash in improving cognitive science learning outcomes for elementary school students. This study aimed to determine the effect of Macromedia flash-assisted IBL on students' cognitive learning outcomes. This quasi-experimental research with a nonequivalent control group design used a sample of 66 students consisting of 33 students in the experimental group and 33 students in the control group. The data collection technique was carried out through tests, using test questions validated by experts and tested for feasibility. Hypothesis testing by the ANCOVA test analysis using the SPSS Statistics 23 program on the pretests obtained a sig value. (2-tailed) > which is 0.000 <0.05, then H0 is rejected, and Ha is accepted. It means that there is an influence of the learning model on cognitive learning outcomes. The results of the LSD test showed that the IBL model assisted by Macromedia flash was significantly different in cognitive learning outcomes compared to the conventional model. Thus, IBL Macromedia flash assistance can be recommended for improving students' cognitive learning outcomes.
Contribution of metacognition awareness to critical thinking skills with pbl model and hpc strategy: A food digestion system study Leasa, Marleny; Fenanlampir, Albertus; Pelamonia, Johanes; Talakua, Melvie; Likumahwa, Henderina
Biosfer: Jurnal Pendidikan Biologi Vol. 16 No. 2 (2023): Biosfer: Jurnal Pendidikan Biologi
Publisher : Universitas Negeri Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21009/biosferjpb.29921

Abstract

Students are agents of future leaders who need to be prepared from now on to think at a high level. Through PBL models with HPC strategies, elementary science learning can potentially train high-level thinking, including metacognitive awareness and critical thinking skills. This study aims to reveal the contribution of metacognitive awareness to critical thinking skills with PBL models and HPC strategies. Various studies report that PBL has shortcomings in fostering metacognition and critical thinking. Therefore, PBL needs to be implemented with the homogeneity psycho cognition (HPC) strategy so that students can rise in organizing metacognitive awareness and critical thinking. This correlational study examined the relationship between metacognitive awareness and students' critical thinking skills. The predictor and criterion variables in the study were metacognitive awareness and critical thinking skills, respectively. Data analysis was conducted with linear regression. The results showed a correlation between metacognitive awareness and critical thinking skills in learning with PBL. There is a moderate relationship between the two variables. The predictor variables contributed 28.4% to the criterion variable. This study recommends that PBL with HPC is very important to be familiarized with learning in elementary schools to encourage students' metacognition and critical thinking skills.
Biology communication skills: Engaging innovations with 'two stay, two stray Leasa, Marleny; Rengkuan, Mariana
Biosfer: Jurnal Pendidikan Biologi Vol. 18 No. 2 (2025): Biosfer: Jurnal Pendidikan Biologi
Publisher : Universitas Negeri Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21009/biosferjpb.57490

Abstract

One of the essential skills needed by prospective elementary education teachers is scientific communication. The issue raised is the low level of communication skills among students in the context of relevant biological issues, which can hinder their engagement in biology science discussions and evidence-based decision-making. This study aims to analyze the scientific communication skills of prospective science teachers in biological science concepts. The research adopts a descriptive approach in its methodology. The research process was conducted through direct observation of learning activities taking place in the classroom. The population in this study consists of students from the elementary teacher education program at a public university in Ambon City, with a sample size of 80 students. The results indicate that the implementation of the Two Stay, Two Stray (TSTS) approach significantly improves students' communication skills. The average communication skills score increased by 71.41%, falling into the good category. These findings suggest that this collaborative approach is effective in enhancing students' understanding of biological issues and their ability to communicate effectively. This study recommends the implementation of active learning methods such as TSTS in science education to facilitate the development of scientific literacy and students' communication skills.