COGNITIVE STRUCTURE STRENGTHENING STUDENTS OF SMK N 1 ARSE CLASS XII WITH LEARNING MODEL ADVANCE ORGANIZER BY GRANT STRUCTURED LKS BASED APOS THEORY

by Abdul Rahman Hakim, Mara Bangun Harahap
Published 2013-06-01

EFEK MODEL PEMBELAJARAN INQUIRY TRAINING BERBASIS MULTIMEDIA LECTORA DAN KEMAMPUAN BERPIKIR FORMAL TERHADAP HASIL BELAJAR FISIKA SISWA

by Muhammad Iman Hidayat, Mara Bangun Harahap
Published 2015-06-01

EFFECTS OF COOPERATIVE LEARNING MODEL TYPE NUMBERED HEADS TOGETHER USING SIMULATION MEDIA PHET AND ACTIVITIES TOWARD STUDENT RESULTS

by Fitri Mawaddah Lubis, Mara Bangun Harahap
Published 2015-12-01

EFFECT OF INQUIRY TRAINING LEARNING MODEL DAN CREATIVITY ON SCIENCE PROCESS SKILLS

by Purnama Silitonga, Mara Bangun Harahap, Derlina .
Published 2016-06-01

THE EFFECTS OF INQUIRY TRAINING MODEL USING MIND MAPPING AND MOTIVATION ON STUDENTS’ SCIENCE PROCESS SKILLS PHYSICS.

by Dara Fitrah Dwi, Mara Bangun Harahap, Derlina .
Published 2016-12-01

EFFECTS OF SCIENTIFIC INQUIRY LEARNING MODEL AND LOGICAL THINKING ABILITY OF HIGH SCHOOL STUDENTS SCIENCE PROCESS SKILLS

by M. Akhyar Lubis, Mara Bangun Harahap, Sondang R. Manurung
Published 2017-09-01

IMPLEMENTATION OF QUANTUM PHYSICS INTRODUCTION AID ON VIRTUAL LABORATORIES TO IMPROVE PROFICIENCY GENERIC

by Sondang R Manurung, Mara Bangun Harahap, Nuryani Y Rustaman, Benny Suprapto Brotosiswoyo
Published 2018-11-01

PRODUCTION OF BIOPLASTIC FROM AVOCADO SEED STARCH REINFORCED WITH MICROCRYSTALLINE CELLULOSE FROM SUGAR PALM FIBERS

by MAULIDA LUBIS, MARA BANGUN HARAHAP, MUHAMMAD HENDRA S. GINTING, MORA SARTIKA, HIDAYATUL AZMI
Published 2018-02-01