scholarly journals Developing Android Based n Student Worksheet Using Guided Inquiry Model to Improve Science Process Skill on Human Reproduction System Material, Grade XI of Senior High School (SMA)

Author(s):  
Ermayanti Sutiyo ◽  
Djukri Djukri
2019 ◽  
Vol 1233 ◽  
pp. 012052
Author(s):  
Fita Permata Sari ◽  
L. Ratnaningtyas ◽  
Insih Wilujeng ◽  
Jumadi ◽  
Heru Kuswanto

2018 ◽  
Author(s):  
Irwanto

This study was aimed at developing and describing the feasibility of analytical thinking and science process skill instrument for Senior High School chemistry in the material of reaction rates. The study was conducted in fi ve senior high schools in Yogyakarta. The instrument development used the 4-D model including defi ning, designing, developing, and disseminating. Analytical Thinking and Science Process Skill (ATSPS) instrument was validated by expert judgement and chemistry teachers. The data obtained were analyzed using the descriptive, qualitative, and quantitative methods. Findings show that evaluation of the the developed ATSPS instrument has a validity index of 0.95. Product evaluation of the instrument done by the Senior High School chemistry teachers obtained a score of 530 within the good category. The percentage of teachers’ responses to the chemistry assessment instrument is 88.33%. Therefore, ATSPS instrument is feasible to be used for measuring the knowledge and skills of the Senior High School students integratively.


2019 ◽  
Vol 5 (1) ◽  
Author(s):  
Ainur Rofieq ◽  
Roimil Latifa ◽  
Eko Susetyarini ◽  
Purwatiningsih Purwatiningsih

Fostering teacher’s creativity can be facilitated by conducting Lesson Study (LS) which implementing Project-Based Learning (PjBL) using designing learning resources. This descriptive qualitative research was using a model teacher who did three open classes on ‘human reproduction system’ material and targeting the twelfth grade of senior high school students in Sumberpucung Malang as the research subject. The observers comprised three teachers and three lecturers. As for reflection in every open class, four students involved as the informants. The implementation of the model was considered very effective to improve the students’ learning activities, due to several reasons, namely: (a) almost all of the students were actively get involved in the learning process; (b) there was an improvement in the number of active students; (c) the instruction was positive to uplift the quality of classroom management; (d) the students were stimulated in formulating questions and giving opinions; (e) joyful learning was created; (f) most of the students had gained prior knowledge and comprehension of the given problems and concepts before they were presenting it.


Author(s):  
Veri Firmansyah ◽  
Friska Septiani Silitonga ◽  
Fitriah Khoirunnisa ◽  
Sri Setiawaty

The development of a Science Process Skills Approach-based Laboratory Work Instruction has been conducted on Heat of Reaction topic. The subject of the research is the students of class XI in Senior High School 2 Tanjungpinang. The research aims to determine the feasibility of laboratory work instruction in terms of the validity and practicality categories. In the category of validity, there are five aspects studied including the aspects of content feasibility, grammar, presentation, graphical design, and science process skills. The validation results obtained from three validators was 92.46% (very valid category). In the practicality category was conducted on 40 students. In this category, there are seven aspects studied, namely aspects of observing, classifying, interpreting, determining hypotheses, applying, designing experiments, and communicating. The result shows that a science process skills approach-based laboratory work instruction is categorized in the practical criteria (82.28%).


2018 ◽  
Author(s):  
Irwanto

Science process skill and analytical thinking ability are needed in chemistry learning in 21 century. Analytical thinking is related with science process skill which is used by students to solve complex and unstructured problems. Thus, this research aims to determine science process skill and analytical thinking ability of senior high school students in chemistry learning. The research was conducted in Tiga Maret Yogyakarta Senior High School, Indonesia, at the middle of the first semester of academic year 2015/2016 is using the survey method. The survey involved 21 grade XI students as participants. Students were given a set of test questions consists of 15 essay questions. The result indicated that the science process skill and analytical thinking ability were relatively low ie. 30.67%. Therefore, teachers need to improve the students’ cognitive and psychomotor domains effectively in learning process.


2018 ◽  
Author(s):  
Irwanto Irwanto

Science process skill and analytical thinking ability are needed in chemistry learning in 21 century. Analytical thinking is related with science process skill which is used by students to solve complex and unstructured problems. Thus, this research aims to determine science process skill and analytical thinking ability of senior high school students in chemistry learning. The research was conducted in Tiga Maret Yogyakarta Senior High School, Indonesia, at the middle of the first semester of academic year 2015/2016 is using the survey method. The survey involved 21 grade XI students as participants. Students were given a set of test questions consists of 15 essay questions. The result indicated that the science process skill and analytical thinking ability were relatively low ie. 30.67%. Therefore, teachers need to improve the students’ cognitive and psychomotor domains effectively in learning process.


2018 ◽  
Author(s):  
Irwanto

This study was aimed at developing and describing the feasibility of analytical thinking and science process skill instrument for Senior High School chemistry in the material of reaction rates. The study was conducted in fi ve senior high schools in Yogyakarta. The instrument development used the 4-D model including defi ning, designing, developing, and disseminating. Analytical Thinking and Science Process Skill (ATSPS) instrument was validated by expert judgement and chemistry teachers. The data obtained were analyzed using the descriptive, qualitative, and quantitative methods. Findings show that evaluation of the the developed ATSPS instrument has a validity index of 0.95. Product evaluation of the instrument done by the Senior High School chemistry teachers obtained a score of 530 within the good category. The percentage of teachers’ responses to the chemistry assessment instrument is 88.33%. Therefore, ATSPS instrument is feasible to be used for measuring the knowledge and skills of the Senior High School students integratively.


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