This research aims to develop Student Activity Worksheet (LKPD) based on PQ4R of stoichiometry subject for class X SMA/MA valid based on feasibility aspect of content, characteristics of PQ4R, languages, presentation and graphics. The type of this research is development research (Research and Development) with 4-D model (Define, Design, Develop, Disseminate) which has modified into 3-D (Define…
This study aims to determine the difficulties and factors that cause learning difficulties of students on the ion balance and pH of salt solution in class XI MIPA 3 SMAN 1 Kuantan Mudik. This research is a descriptive study with a qualitative case study approach, the population of class XI with a sample size of 35 people in class XI MIPA 3. The data collection technique uses the technique of te…
This study was designed using a Research and Development design with the ADDIE development model. The ADDIE development model has five stages, namely Analysis, Design, Development, Implementation, and Evaluation. This research was only up to the development stage, the Implementation Stage was not carried out because the research objectives were limited to obtaining a proper / valid LKPD product…
The problem which is often found in education is about the limitedness of teaching material that can facilitate students to build activeness and understanding concepts from learning materials. This study aims to develop valid teaching materials in the form of students’ worksheet (LKPD) based on core in the basis of chemical equilibrium subject for the second year students of SMA/MA and to det…
This study aims to improve student learning achievement on hydrocarbon material by using the KAPRA learning model (Relate, Experience, Think, Negotiate, Apply) in class XI MIPA SMAN 5 Pekanbaru. The research design used was a randomized control group pretest-posttest design with right side t-test analysis. The results of the calculation with the t-test obtained tcount> ttable, namely 1.72> 1.67…
The research aims to determine the increase in student learning achievement toward the implementation of Osborn's learning model on the subject of rate of reaction in class XI MIA SMA Muhammadiyah 1 Pekanbaru. This type of research is an experimental study with randomized control group pretest-posttest design. The research was conducted at SMA Muhammadiyah 1 Pekanbaru. The sample of the study w…
This research aims to develop a comic-based student activity worksheets (LKPD) to students who are creative thinking skills on thermochemical material for class XI SMA/MA equivalent valid based on the feasibility aspect of content, characteristics, language, serve and graphic. This research is a type of research and development with reference to a 4-D development model. The object of this resea…
Learning devices based on the 6E learning cycle model are a series of processes or activities carried out to produce a medium or means used and prepared by the teacher in the learning process. The learning tools developed are Learning Implementation Plans (RPP), Student Worksheets (LKPD), and learning outcomes tests.The main objective of this study is to develop RPP learning tools, LKPD and lea…
This study aims to determine (1) the level of readiness of chemistry teachers in applying 4C to learning. (2) differences in the readiness of chemistry teachers in applying 4C to learning based on sex, length of service and academic qualifications (3) the effect of chemistry teacher readiness in applying 4C to learning. The population of the study was all high school chemistry teachers in P…
The purpose of this study was to develop chemistry learning media based on autoplay media studio 8.0 to improve the communicative and collaborative character of students on acid-base material for class XI high school / MA equivalent valid according to experts so that it can be used in learning. Research is motivated by the lack of use of ICT-based media in the learning process in schools so…
This study aims to determine (1) the level of pedagogical competencies, professional competencies and attitudes in the use of ICT to the professionalism of chemistry teachers. (2) the differences of pedagogical competencies, professional competencies and attitudes in the use of ICT to the professionalism of chemistry teachers reviewed from the teacher demographics (3) the relationship of p…
The development of Moodle-based e-modules on the subject of hydrocarbons for class XI SMA / MA aims to develop valid learning resources from aspects of content substance, learning design, display (audio visual communication) and utilization. This e-module with the Moodle application has several advantages, the material presented in the e-module is more interesting because educators can include …
The aimed of the research was to improve students' learning achievement on the topic of environmental pollution in class VII of SMPN 32 pekanbaru. The form of the research was an experiment with a randomized control group pretest-posttest research design. The sample in this research was class VII2 as an experimental class and class VII3 as a control class that was randomly determined after …
The objective of this research was to develop the student’s worksheets based on the CORE (Connecting, Organizing, Reflecting, Extending) learning model in the subject of Equilibrium Ion and pH of Buffer Solution. The type of research was Research and Development method with the 4-D development model which includes Define, Design, Develop, Dissemminate. The research was only carried out at the…
The purpose of this study is to look at differences in student learning outcomes, see differences in student learning motivation and see the relationship between learning motivation and student learning outcomes by implementing NHT learning strategies in PBL learning models for the subject matter of acid-base in SMAN 4 Pekanbaru. The population involved in this study were all students of cl…
This study aims to produce teaching materials in the form of e-lkpd using the adobe acrobat 11 pro extended application which is valid for use in learning for high school students who need innovative ICT-based teaching materials to understand chemical materials that contain abstract and microscopic concepts. This research uses the Research and Development (R&D) method which refers to the Plomp …
The research aims to develop modules based on STEM (Science, Technology, Engineering and Mathematics) on the colligative properties of class XII SMA / MA equivalent solutions. This type of research is research and development (R & D) with a 4D development model that includes the Define, Design, Develop and Diseminate phases. This research was carried out until the development phase (develop) in…
The aim of this research is to develop a Student Worksheet (SWs) with the SETS (Science, Environment, Technology and Society) Approach on the subject of Acid Bases. This type of research is research and development (R & D) with the Plomp development model which includes the initial investigation phase, design phase, realization / construction phase, test phase, evaluation and revision, and impl…
The research aims to determine whether the application of the Osborn learning model can improve student learning outcomes on the subject of Reduction and Oxidation Reaction in X MIPA SMAN 10 Pekanbaru. The type of this research is experimental research with randomized control group pretest-posttest design. Sample of research is X MIPA 1 as the experimental class, X MIPA 3 as the contr ol class.…
This Research aims to develop Student Activities Worksheets Based on Osborn on the Chemical Equlibrium subject valid based on the feasibility aspect of content, characteristics of Osborn, language, serve and graphic. The type of this research is research and development (R and D) with reference to the development process of 4-D model. The subject of this research is student activities worksheet…