Kemampuan Berfikir Kritis Mahasiswa pada Tugas Berweblog Mikrobiologi

The science which discussed microbes is a part of the important concept in learning that implemented in curriculum 2013. To achieve national goals where students can critical, this research aims to analyze the critical thinking ability of students on courses of microbiology. Research methods a descriptive method which describe the phenomena of comment on the article through weblog about microbe daily life. There were 41st task had been commented on web. Then from the 41st, the 5th of article with commented were taken by purposive sampling technique to analyses critical response of the writer on comments. The results showed that, the writer able to argue with the reason, to observe and judge observation report, consider the credibility of a source, make deduction and the result of deduction, determine the term and judge the definition of the use of certain criteria (identify assumption). But, the writers haven't been able to follow problem solving and metacognition, nor the sensitive in feeling and the same rhetoric in discussion and presentation. It was concluded that critical thinking skills students, still within the aspect on clarification to make decisions about belief or action

Keterampilan Berpikir Kritis Siswa Model Pembelajaran Problem Based Learning Dan Sains Teknologi Masyarakat Pada Konsep Virus

Graduation standard of Indonesia senior high school hopes the students show their logical, crithical, creative, and inovative thinking skill in making decision. The study aimed to find out difference of crithical thinking between students taught with Problem Based Learning (PBL) method and Society Technology Science (STM) in the concept of virus. The subject are 64 students grade X of SMAN 11 South Tangerang City. Method used was quasy experiment with non-equivalent control group design. Sample were taken by simple random technique sampling. Instruments used was free analysis essay test. The result of postest percentage in both of class shows that (PBL) is better in giving the simple explanation and constructing the basic skill aspect, while STM model is better in giving further explaination aspect. In addition, the posttetest result was analyzed by t-test. The result gained was t-count is 2,79 and t-table with the significant of 5% is 1,99. It shows that there is a difference in in chritical thinking between students taught with PBL method and STM in the concept of virus