Leny Yuanita

ORCID: 0000-0002-2077-0462
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About
Contact & Profiles
Research Areas
  • Education and Critical Thinking Development
  • Educational Methods and Outcomes
  • STEM Education
  • Food and Agricultural Sciences
  • Microbial Metabolites in Food Biotechnology
  • Education and Character Development
  • Educational Curriculum and Learning Methods
  • Innovative Teaching Methods
  • Technology-Enhanced Education Studies
  • Science Education and Pedagogy
  • Educational Assessment and Pedagogy
  • Food composition and properties
  • Innovative Teaching and Learning Methods
  • Agricultural and Biological Research
  • Phytase and its Applications
  • Enzyme Production and Characterization
  • Mathematics Education and Pedagogy
  • Protein Hydrolysis and Bioactive Peptides
  • Animal Nutrition and Physiology
  • Varied Academic Research Topics
  • Problem and Project Based Learning
  • Educational Strategies and Epistemologies
  • Online Learning Methods and Innovations
  • COVID-19 Prevention and Impact
  • Reflective Practices in Education

Universitas Negeri Surabaya
2012-2022

State University of Semarang
2006-2020

Lambung Mangkurat University
2018

University of Surabaya
2017

UIN Sunan Ampel Surabaya
2017

The Creative Responsibility Based Teaching (CRBT) model is an innovative physics-teaching designed to enhance students’ scientific creativity and responsibility. Therefore, this research aims analyze the effectiveness of CRBT improve first year responsibility on Basic Physics learning in academic 2016/2017. This used one group pre-test post-test design 144 students divided into 4 groups at University Lambung Mangkurat, South Kalimantan (Indonesia). data collection methods were conducted by...

10.33225/jbse/18.17.136 article EN Journal of Baltic Science Education 2018-02-20

This study aimed to develop Critical-Inquiry-Based-Learning (CIBL) learning model promote critical thinking (CT) ability of preservice teachers. The CIBL was developed by meeting the criteria validity, practicality, and effectiveness. Validation involves 4 expert validators through mechanism focus group discussion (FGD). declared valid CT ability, with validity level (Va) 4.20 reliability (r) 90,1% (very reliable). practicality evaluated when it implemented that involving 17 had been...

10.1088/1742-6596/947/1/012013 article EN Journal of Physics Conference Series 2018-01-01

Pre-service chemistry teachers should have the 21st century competence such as critical thinking skill. Unfortunately, skill dan self-efficacy level of Indonesian pre-service is still low. Problem Based Learning (PBL) model and Inquiry been implemented widely to improve skills teachers; however, weaknesses were found need investigation process based on science Therefore, innovation was created develop Scientific Critical Thinking (SCT) Model strengths PBL model. This also supported by...

10.3926/jotse.555 article EN cc-by Journal of Technology and Science Education 2019-02-01

The study was aimed to investigate the effectiveness of teaching strategy based on Multiple Intelligences (MI) theory improve multiple intelligences and science process skills junior high school students in Indonesia. used quasi experimental design evaluated by pretest-posttest-control-group design. samples consisted two schools selected Stratified Random Sampling. group (n=63) taught using MI while control (n=61) traditional strategy. This conducted 12 weeks. Data were obtained from test,...

10.3926/jotse.404 article EN cc-by Journal of Technology and Science Education 2019-03-01

The purpose of this study was to find out the correlation between scientific knowledge and science process skills with creativity in Creative Responsibility Based Learning (CRBL).This involved 83 students science, physics, chemistry biology education at Lambung Mangkurat University, Indonesia.The data collection used tests, tests.The results show that: (1) have a positive, but not significant, relationship.Even though, mastery needed as connector creativity; (2) were positively significantly...

10.29333/iji.2020.13321a article EN International Journal of Instruction 2020-06-19

Abstrak. Senyawa fenolik merupakan hasil metabolit sekunder tanaman dengan banyak manfaat seperti antioksidan, antiinflamasi, antidiabetik, imunoregulasi, antikanker, antimikrobia, dan sebagainya. Kelemahan dari senyawa ini adalah kestabilannya yang rendah terutama ketika proses pengolahan penyimpanan. Oleh karenanya diperlukan pengetahuan tentang efek penyimpanan terhadap kadar aktivitas antioksidan untuk mengetahui tepat. Pengolahan umumnya dilakukan perebusan, fermentasi, iradiasi UV C,...

10.26740/ujc.v10n1.p64-78 article ID cc-by Unesa Journal of Chemistry 2021-01-25

Objective: This research aims to evaluate the effectiveness of adding pineapple fruit as a natural inhibitor in making prebiotic yanasa syrup (Yacon Nanas UNESA) from yacon tubers, including antioxidant activity, glucose levels, triglycerides, and blood cholesterol represensting for good health well-being. Theoretical Framework: Yacon tubers function reduce triglyceride total maintain sugar are able suppress growth pathogenic bacteria S. Typhimurium E. coli increase duodenum-colon SCFA;...

10.47172/2965-730x.sdgsreview.v5.n03.pe04813 article EN Journal of Lifestyle and SDGs Review 2025-02-11

Questioning means thinking, and thinking is manifested in the form of questions. Research that studies relationship between questioning students' critical skills little, if any. The aim this study to examine how student's questions skill correlates learning chemistry. research design used was one group pretest-posttest design. participants involved were 94 students, all whom attended their last semesters, Chemistry Education Tadulako University. A pre-test administered check participants'...

10.1088/1742-6596/953/1/012042 article EN Journal of Physics Conference Series 2018-01-01

This Research & Development (R D) aims to develop and produce a qualified Group Science Learning (GSL) model.The main product is the GSL model that has following syntax: (1) Motivation problem orientation based on Internet of things, (2) Collaborative problem-solving activities, (3) Presenting, (4) Nonroutine problem-solving, (5) Evaluation.The quality data was obtained through Focus Discussion by using assessment instrument.The analysis used average validity score, single measures ICC,...

10.29333/iji.2019.12110a article EN International Journal of Instruction 2018-12-27

The purpose of this research is produce physics learning material through guided inquiry model that valid, practical, and effective to try multiple representation ability student in senior high school. development used the Kemp was tested class X SMAN 19 Surabaya second semester academic year 2013/2014 with One-Group Pretest-Posttest Design. data collection observation method, test, quetionnaires. analysis techniques descriptive quantitative, qualitative statistic non parametric. results...

10.26740/jpps.v4n2.p503-517 article ID JPPS (Jurnal Penelitian Pendidikan Sains) 2017-01-29

Abstract: Result of a preliminary study showed that in general the collaborative problem solving skills, science process and confidence students SMA Negeri 19 Surabaya, SMAN 1 Tegaldlimo, MA Roudlotun Nasyin Mojokerto are still low. Therefore, researchers developed model instructional group learning to enhance confidence. The purpose this research is get validity Group Science Learning (GSL) improve Methods data collection validation using Focus Discussion (FGD). needs be validated by...

10.20527/jvk.v31i1.3976 article ID Vidya Karya 2017-09-21

Learning physics has been able to improve the responsibility of students be creative in overcoming impact development science and technology.The purpose this study was describe validity Creative Responsibility Based (CRBL) model increase accountability, process skills, scientific creativity students.Collecting data use preliminary research validation phase learning expert Focus Group Discussion.Data were analyzed using descriptive qualitative quantitative.The tests have shown that there is...

10.9790/7388-0701025661 article EN IOSR Journal of Research & Method in Education (IOSRJRME) 2017-06-01

Purpose - This study investigated the content and construct validity of Reflective-Metacognitive Learning (RML) Model, effectiveness RML Model in comparison with Cognitive-Metacognitive (CML) improving students’ metacognitive knowledge, skills, awareness after learning process. Methodology experimental began developing which covered planning, development evaluation. A focus group discussion involving four experts science education was conducted to determine its supporting devices terms...

10.32890/mjli2019.16.2.2 article EN cc-by Malaysian Journal of Learning and Instruction 2019-01-01

Science process skills play an important role in the advancement of society because they contribute to emergence new knowledge and technology.In this study, researchers analyzed effectiveness cognitive style-based learning strategy (CSBLS) improving elementary students' science skills.The CSBLS was implemented over five weeks classes at two schools Indonesia evaluated using a pre-test-post-test method.The results showed that, overall, increased from "poor" "good" level.The weakest skill...

10.36681/tused.2020.27 article EN Journal of Turkish Science Education 2020-06-30

The research was an experimental study to identify differences on process skills and student’s achievement by using real virtual laboratories in acid base titration. subject students of 11st science class at Wachid Hasyim 2 Taman Sidoarjo High School. used 4 classes with laboratory learning as a control while 3 given the classes. Design Control Group pre-test-post-test design. result feasibility lesson plans showed similar results were categorized very wel l, student activity during same...

10.26740/jpps.v2n2.p191-197 article ID JPPS (Jurnal Penelitian Pendidikan Sains) 2017-01-25

This research aims to determine the effect of SAVI learning model on critical thinking skills junior high school students. The method used in this is one group pre-test-post test, with a descriptive quantitative approach. test done online via google form. question instrument contains 10 multiple choice questions and 5 description digestive system material that has been validated by validator. study involved 90 students grade 8. results showed validation obtained mode 4 score reliability...

10.46245/ijorer.v3i2.208 article EN IJORER International Journal of Recent Educational Research 2022-03-31

The research aims to develop inquiry learning materials facilitate science process skills and concept mastery the junior high school students in energy works matter. was conducted through two phase that is development by using 4-D models implementation one group pretest-posttest design. Data collection methods used test observation, while data analysis techniques inferential parametric, quantitative descriptive, qualitative descriptive. result were obtained: devices have been developed are...

10.24127/jpf.v2i2.125 article EN cc-by Jurnal Pendidikan Fisika 2014-09-30

Research development of chemistry teaching materials inquiry model with scientific approach has been done by using 4-D which aims to increase the student concept mastery and critical thinking skills on coloid topic at senior high school. The research subject tested science class 11th grade in school 6 Surabaya one-group pretest-posttest design, results from show that lesson implementation plan, student’s book worksheet were feasible, then validation instrument valid. Implementation plan was...

10.26740/jpps.v6n1.p1218-1223 article EN JPPS (Jurnal Penelitian Pendidikan Sains) 2017-01-31

Penelitian ini bertujuan mengembangkan model pembelajaran “CERDAS” berbasis teoriMultiple Intelligences Howard Gardner. Kevalidan dinilai oleh lima validator, sedangkankeefektifan dilihat dari perkembangan multiple intelligences dan penguasaan konsep siswasetelah implementasi CERDAS. Pengembangan menggunakan disainpengembangan Plomp. Data diambil dengan teknik tes, angket observasi. validitasmodel kecerdasan majemuk (multiple inteligences) siswa dianalisis secaradeskriptif, sedangkan data...

10.21831/jk.v45i1.7183 article ID Jurnal Kependidikan: Penelitian Inovasi Pembelajaran 2015-06-11

The aim of the study is to find effect dietary fiber components content percentage bound iron by macromolecules at acidity and length boiling time variation. Yard long bean super green variety as sources. factorial design was applied pH 4 7 with 0 (raw), 5, 15, 25 minutes; dependent variables. Two way analysis variance, least significant difference, multiple regression were applied. Significance level (α) = 5%.The results reveal that acidity, time, its interaction have iron, but no on pectic...

10.22146/ijc.21742 article EN cc-by-nc-nd Indonesian Journal of Chemistry 2010-06-15

Authentic assessment is an alternative forcing students to perform like a professional in real work-place. In other words, this type of trains be successful-performers jobs. The purpose study was evaluate the effectiveness authentic based on three elements including students’ performance, attitudes, and prohibitive factors implementation. participants were 37 Indonesian who studied university enrolled spectroscopic methods analysis subject. To achieve goal study, researchers used mixed...

10.12973/tused10272a article EN Journal of Turkish Science Education 2019-06-15
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