Getting critical thinking about ecosystem: How impact and responses of students about the CirGi learning model? LJ Harahap, RH Ristanto, R Komala Biosfer: Jurnal Pendidikan Biologi 13 (1), 86-100, 2020 | 27 | 2020 |
Evoking 21st-Century Skills: Developing instrument of critical thinking skills and mastery of ecosystem concepts LJ Harahap, RH Ristanto, R Komala Tadris: jurnal keguruan dan Ilmu Tarbiyah 5 (1), 27-41, 2020 | 17 | 2020 |
Pengembangan media pembelajaran prezi berbasis mnemonic pada materi klasifikasi makhluk hidup FF Iman BIOSFER: Jurnal Biologi Dan Pendidikan Biologi 4 (1), 13-18, 2019 | 12 | 2019 |
Analisis pelaksanaan praktikum dan kelengkapan sarana prasarana laboratorium biologi di sma negeri kota padangsdimpuan LJ Harahap Bioedunis Journal 1 (1), 9-16, 2022 | 8 | 2022 |
Ethnoveterinary pharmacology: knowledge identification of sukarame society, carita, pandeglang, banten LJ Harahap, V Rahmadiana, F Iman, RH Ristanto, E Lisanti Bioscience 3 (2), 187-196, 2009 | 6 | 2009 |
Penyuluhan Peningkatan Pengetahuan Pus dalam Memilih Jenis Kontrasepsi Suntik untuk Meminimalisir Efek Samping di Desa Huta Holbung Kecamatan Angkola Muaratais LJ Harahap Jurnal Pengabdian Masyarakat Aufa (JPMA) 4 (1), 98-104, 2022 | 5 | 2022 |
Assesing Critical Thinking Skills and Mastery Concepts: the Case of Ecosystem LJ Harahap, R Komala, RH Ristanto Edusains 12 (2), 223-232, 2020 | 5 | 2020 |
Assesing critical thinking skills and mastery concepts: The case of ecosystem. Edusains, 12 (2), 223-232 LJ Harahap, R Komala, RH Ristanto | 5 | 2020 |
Studying Ecosystem in Senior High School: The Utilization of CirGi Learning Model to Enhance Mastery of Biological Concepts LJ Harahap, R Komala, RH Ristanto Indonesian Research Journal in Education| IRJE|, 515-529, 2020 | 4 | 2020 |
Hubungan Pengetahuan Kesehatan Reproduksi dengan Perilaku Seksual Remaja di SMA Negeri 8 Padangsidimpuan LJ Harahap, LJ Harahap Bioedunis Journal 1 (2), 67-72, 2022 | 3 | 2022 |
Pelatihan Budidaya Hidroponik Sayur Daun: Pemberdayaan Masyarakat Panyirapan Banten, Indonesia di Masa Pandemi Covid-19 IF Anwar, LJ Harahap Jurnal Pemberdayaan Masyarakat 9 (2), 136-151, 2021 | 3 | 2021 |
Development of an Instrument for Measuring Intention to ACT and Healthy Eating Behavior of Students LJ Harahap, LJ Harahap Journal of Health Sciences 17 (01), 45-54, 2024 | | 2024 |
The Relationship of Perceptions of Family Planning Acceptors and Election of Long-Term Contraceptive Methods in Sorimanaon Village LJ Harahap, LJ Harahap Journal of Midwifery and Nursing 6 (1), 180-184, 2024 | | 2024 |
MENINGKATKAN PENGETAHUAN IBU TENTANG PEMBERIAN MAKANAN PENDAMPING ASI (MP-ASI) MELALUI PELATIHAN PEMBUATAN MP-ASI DI DESA PURBATUA PK TAHUN 2023 L Harahap, N Siregar, LJ Harahap Jurnal Pengabdian Masyarakat Darmais (JPMD) 2 (2), 27-30, 2023 | | 2023 |
Identification of Moss Types in the UIN Syekh Ali Hasan Ahmad Addary Padangsidimpuan Area LJ Harahap Bioedunis Journal 2 (2), 49-60, 2023 | | 2023 |
Pengembangan Media Pembelajaran Komik Digital pada Materi Pencemaran Air LJ Harahap, NN Habzai, SA Daulay, W Wardana, H Siregar, NJ Daulay Educational Journal of Bhayangkara 3 (2), 103-110, 2023 | | 2023 |
Development of Higher Order Thinking Skills (HOTS) Instruments on the Material of the Human Reproductive System LJ Harahap Bioedunis Journal 2 (1), 39-48, 2023 | | 2023 |
PENGARUH MODEL PEMBELAJARAN COOPERATIVE INTEGRATED READING, COMPOSITION AND GUIDED INQUIRY (CirGi) TERHADAP KETERAMPILAN BERPIKIR KRITIS DAN PENGUASAAN KONSEP EKOSISTEM LIAJ HARAHAP UNIVESITAS NEGERI JAKARTA, 2020 | | 2020 |
ASSESING CRITICAL THINKING SKILLS AND MASTERY CONCEPTS: THE CASE OF ECOSYSTEM MATERIAL LJ Harahap, RH Ristanto, R Komala | | |