Guided inquiry learning model to improve the conceptual understanding and scientific work skills of high school students in Central Java']Java

This research aims to know the effectiveness of increase the conceptual understanding and scientific work skill of senior high school students content of conservation character values. The method used in this research is experimental method with Pretes-Posttest one Group Design. The research subjects are three schools comes from SMA X, SMA Y, and SMA Z in Central Java. Sampling was determined using purposive sampling technique. Data analysis techniques used one-tail t test, one sample t-test and gain normality test. Data collection techniques were used the tests and observations. The result of gain factor test of the concept of temperature and expansion has been obtained three High School is 0.56 (enough), 0.72 (high), and 0.63 (enough). The guided inquiry learning by applying the values of conservation characters to effective improve understanding of the concept of high school students in Central Java. Scientific work skills of high school students have been developed with the result shown the test of the gain factors are 0.50, 0.62, and 0.44 the three results are in sufficient category. Inquiry guided learning by applying the values of conservation characters is to effective develop their scientific work skills.