This study aims to describe learning difficulties and the factors that cause learning difficulties using a four tier multiple choice diagnostic test instrument in chemistry lessons on the subject matter of reaction rates. The subjects of this study were 120 students consisting of 3 classes XI MIPA. This research method used is a quantitative method. Data collection was carried out by provid…
This development research aims to produce an interactive e-module on reaction rates using the Canva application for a valid high school/MA equivalent and to determine student responses to the use of the e-module that has been developed. The research method used in this study is the ADDIE development model which has 5 stages of development in the form of Analysis, Design, Development, and Ev…
This research aims to produce an interactive electronic chemistry magazine which was developed using Flip PDF Professional on valid acid and base materials and to determine user responses to interactive electronic chemistry magazines. The type of development used in this research is Research and Development (R&D) with a development model adapted from Plomp. Development of an interactive el…
Student Activity Sheets (LKPD) based on digital comics using web liverworksheets in chemistry learning on the subject of acid and base solutions. LKPD developed based on validation results, one-on-one tests on students, user responses for students and teacher responses. The development method used is the research and development (R&D) method with the 4-D development model. The object of this re…
This study aims to produce a HOT-based assessment instrument assisted by the Quizizz application on the subject of a valid reaction rate by the validator, as well as to determine the validity, reliability, level of difficulty, discriminatory power and user response. This study uses a research and development (R&D) design with the Plomp model. The subjects in this study were 2 chemistry teachers…
This Research aims to develop Student Worksheets Oriented Literated Science on the subject Chemical Bond valid based on the feasibility aspect of content, characteristics of Literated Science, language, serve and graphic. The type of this research is research and development (R and D) with reference to the development process of Plomp. The subject of this research is student worksheets ori…
Research on the development of E-LKPD based on Means-Ends Analysis (MEA) using the liveworksheets platform on the subject of reaction rates for class XI SMA/MA equivalent aims to produce a valid E-LKPD. This research is a development research with a 4-D development model which consists of four stages, namely define, design, develop, and disseminate. The data collection instruments in this study…
The subject of benzene and its derivatives discusses the structure, nomenclature, properties and uses of benzene derivative compounds which are taught in class XII and LKPD is one of the teaching materials used. The results of interviews with the chemistry teacher at the school where the research was carried out, namely the LKPD currently used is still in printed form and not based on a learnin…
This study aims to develop Think, Pair and Share (TPS) based electronic student activity sheets (E-LKPD) using liveworksheets on valid reaction rate material and knowing user responses in the learning process. The method used in this study is the research and development (R&D) method by applying the ADDIE development model (Analysis, Design, Development, Implementation, Evaluation). The researc…
The study aims to find out the misconceptions of students on thermochemical material from the results of a limited trial using four diagnostic test in class XI MIPA SMA Negeri 1 Gunung Toar which was carried out in the odd semester of the 2022/2023 academic year and data collection was carried out from July to by August 2022 at SMA Negeri 1 Gunung Toar. The population in this study were all stu…
Learning is a complex process characterized by changes in a person’s life. The process of helping students to learn well is called learning. Learning online is done during Covid-19 pandemic. It affects the students’ learning mastery. So it is necessary to analyze student’s learning mastery, one of them is in the subject of chemistry, reaction rate subject. This research aims to analyze ho…
A large amount of used cooking oil makes it necessary to treat the waste. Waste cooking oil treatment can provide many benefits. In addition to helping reduce environmental pollution, the use of used cooking oil can be an additional source of income because products made from used cooking oil can be economically valuable and generate profits. Waste used cooking oil processing can be explained t…
Online learning during the impact of Covid-19 cannot be carried out optimally due to various limitations, so the government has issued a limited face-to-face learning policy. This study aims to describe learning chemistry and analyze the learning mastery of students in class XI MIPA SMA Negeri 10 Pekanbaru on Ion Equilibrium and pH of Buffer Solutions. This research is a survey research using a…
This study aims to develop environmental-based e-module teaching materials on redox materials and electrochemical cells for class XII SMA/MA and equivalent. The type of research used is research and development with the ADDIE development model. The object of the research is an environment-based e-module. Data collection instruments were in the form of validation sheets given to three validators…
The development of animated video on blended learning study, on the subject of Keloid aims to develop valid instructional media and determine user responses in learning. The research method used is the Research and Development (R&D) method consisting of analysis, design, and development which is followed by one-to-one trials, small group trials, and teacher trials. The data collection tools use…
This study aims to produce a learning media in the form of discovery learning-based E-LKPD development using professional 3D pageflips on the subject of hydrocarbons in SMA / MA equivalent. This research method is research and development with ADDIE model. The subjects of this study consisted of development subjects and test subjects. Data collection techniques used in this study are direct tec…
This study aims to develop an electronic student activity sheet (E-LKPD) based on Means-End Analysis (MEA) on the subject of oxidation and reduction reactions for class X SMA/MA equivalent. MEA-based E-LKPD is an E-LKPD designed according to the stages of the MEA learning model. The type of development research used is Research and Development (R&D) with a 4-D development model. Data collection…
This study aims to produce an E-LKPD based on Problem Based Learning on a valid reaction rate material according to material experts and material experts and media experts. The subject of this research is material expert and media expert validator. The research instrument was in the form of a material expert and media expert validation sheet. The results showed that the percentage of the av…
Pandemi Covid-19 hingga saat ini masih menjadi problema bagi seluruh Negara di dunia termasuk Indonesia, hal ini ini telah mengubah proses pembelajaran yang sebelumnya dilakukan secara luring sekarang harus di lakukan secara daring. Pembelajaran daring saat ini merupakan solusi dalam masa pandemi, namun pembelajaran daring tidak semudah yang dibayangkan. Dalam pelaksananya terdapat banyak kenda…
Teaching materials are components that are needed by students during the learning process as a tool that is used as a source of learning information. Innovation in developing teaching materials is the demand of a teacher in the 21st century in order to face the development of Science and Technology (IPTEK). Development by utilizing technology, information and communication, one of which is the …