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Nurma Yunita Indriyanti
Chemistry Department Sebelas Maret University

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PROBLEM-SOLVING AND PROBLEM-POSING LEARNING MODEL ENRICHED WITH THE MULTIPLE REPRESENTATION IN TETRAHEDRAL CHEMISTRY TO ENHANCE STUDENTS’ CONCEPTUAL UNDERSTANDING Nurma Yunita Indriyanti; Sulistyo Saputro; Rizki Lukman Sungkar
EDUSAINS Vol 12, No 1 (2020): EDUSAINS
Publisher : Faculty of Education and Teacher Training, UIN (State Islamic University) Syarif Hidayatul

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15408/es.v12i1.13282

Abstract

MODEL PROBLEM SOLVING DAN MODEL PROBLEM POSING DILENGKAPI MULTI REPRESENTASI TETRAHEDRAL KIMIA DALAM MENINGKATKAN PEMAHAMAN KONSEP SISWA AbstractA learning model has its characteristics with advantages and disadvantages. A Teacher has a particular way of delivering chemistry materials. This study aims to investigate the implementation of Thinking Aloud Pair Problem Solving (TAPPS) and Problem Posing (PP) to enhance students' conceptual understanding of the topic of the mole concept. The learning model implemented was enriched with the tetrahedral chemistry representation, which included levels of the human element, macroscopic, sub-microscopic, and symbolic. This research used a quasi-experimental method with a randomized pretest-posttest comparison group research design. Data collection used paper-and-pencil tests to sixty-four grade 10 students in a public high school in Sragen, Indonesia. Data analysis employed an independent sample t-test. The research findings indicated that the PP model was able to generate a higher degree of students' conceptual understanding than the TAPPS model and have more students with sound conceptual understanding than the TAPPS model. The chemistry teaching integrated with the tetrahedral chemistry representation increased students' sub-microscopic and symbolic levels of understanding. The new approach should be embedded in every chemistry learning model for enhancing students' understanding.AbstrakSebuah model pembelajaran mempunyai ciri tersendiri dengan kelebihan dan kekurangannya. Guru mempunyai cara khusus dalam menyampaikan materi kimia. Penelitian ini bertujuan untuk menyelidiki penerapan Thinking Aloud Pair Problem Solving (TAPPS) dan Problem Posing (PP) untuk meningkatkan tingkat pemahaman konseptual siswa dalam materi konsep mol. Model pembelajaran yang diterapkan tersebut diperkaya dengan representasi tetrahedral kimia, yang mencakup level human element, makroskopis, submikroskopis, dan simbolik. Penelitian ini menggunakan metode eksperimen semu dengan desain penelitian komparasi grup pretest-posttest yang diacak. Pengumpulan data menggunakan tes tertulis terhadap 64 siswa kelas 10 dari salah satu SMA di Sragen, Indonesia.  Analisis data menggunakan independent sample t-test. Hasil penelitian ini mengindikasikan bahwa model PP mampu menghasilkan tingkat pemahaman konseptual siswa yang lebih tinggi daripada model TAPPS. Pembelajaran kimia yang terintegrasi dengan representasi tetrahedral kimia mampu meningkatkan tingkat pemahaman sub-mikroskopis dan simbolis siswa. Pendekatan baru tersebut perlu dimasukkan di setiap model pembelajaran kimia untuk meningkatkan pemahaman siswa.
ANALYSIS OF STUDENTS’ ATTITUDES TOWARD STEM BASED-ON GENDER AND GRADE LEVEL: A COMPARATIVE STUDY BETWEEN INDONESIA AND THAILAND Indit Vaiqoh; Supurwoko Supurwoko; Nurma Yunita Indriyanti
EDUSAINS Vol 13, No 2 (2021): EDUSAINS
Publisher : Faculty of Education and Teacher Training, UIN (State Islamic University) Syarif Hidayatul

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15408/es.v13i2.19822

Abstract

ANALISIS SIKAP SISWA TERHADAP STEM BERDASARKAN GENDER DAN TINGKATAN KELAS: STUDI KOMPARASI INDONESIA DAN THAILANDAbstractAttitude is a tendency to behave and react to a given stimulus. The smoothness of STEM learning involves students, one of which is students' attitude towards STEM. Students at the junior high school level are a transitional period from children to adolescents who are not yet considered adulthood. Besides that, there is behavior stereotypical in male and female students during learning. This research was conducted to analyze students' attitudes towards Science, Technology, Engineering, and Mathematics (STEM) in Indonesia and Thailand in terms of grade level and gender. The research method used is descriptive quantitative using a survey. This study used the STEM questionnaire distributed to 139 students in Thailand and 90 students in Indonesia. Data were collected using a questionnaire about students' attitudes towards STEM and interview protocols for science teachers. Analysis of student attitudes, which focused on self-confidence, enjoyment, interest, and anxiety, showed that these attitudes were more dominant among students at the highest grade level in both countries. However, there is no significant difference between the attitudes of male and female students in Indonesia and Thailand; both are the same in responding to STEM learning.AbstrakSikap merupakan kecenderungan berperilaku dan reaksi terhadap stimulus yang diberikan. Kelancaran pembelajaran STEM yang melibatkan siswa, salah satunya adalah sikap siswa terhadap STEM. Siswa pada jenjang sekolah menengah pertama merupakan masa peralihan dari anak-anak menuju remaja yang belum dikatakan masa dewasa, selain itu adanya perilaku stereotype pada siswa laki-laki dan perempuan pada saat pembelajaran. Penelitian ini dilakukan untuk menganalisis sikap siswa terhadap Sains, Teknologi, Rekayasa, dan Matematika (STEM) di Indonesia dan Thailand ditinjau dari tingkat kelas dan jenis kelamin. Metode penelitian yang digunakan adalah kuantitatif deskriptif dengan menggunakan survei berupa kuesioner. Penelitian ini menggunakan kuesioner STEM yang dibagikan kepada 139 siswa di Thailand dan 90 siswa di Indonesia. Data dikumpulkan dengan menggunakan kuesioner tentang sikap siswa terhadap STEM dan protokol wawancara untuk guru IPA. Analisis sikap siswa yang berfokus pada kepercayaan diri, kesenangan, minat, dan kecemasan, menunjukkan bahwa sikap tersebut lebih dominan di antara siswa pada tingkat kelas tertinggi di kedua negara. Namun tidak ada perbedaan yang signifikan antara sikap siswa laki-laki dan perempuan di Indonesia dan Thailand, keduanya sama dalam merespon pembelajaran STEM.