Implementasi Model Pembelajaran â€œTreffingerâ€ untuk Meningkatkan Kreativitas dan Kemampuan Pemecahan Masalah Siswa SMA
This study aims to determine the increase in creativity and students problem solving abilities after applying the â€œTreffingerâ€ learning model. This type of research is quantitative research. The design of this study was a quasi-experiment with non-equivalent control group design. The research instruments in the form of creativity test and problem solving abilities test is an essay question. The study population was all students of class X MIPA SMA Negeri 2 Kudus in 2017/2018 Academic Year. The sampling technique was purposive sampling. The experimental class treated with â€œTreffingerâ€ learning model and control class with conventional learning (lecture). The analysis technique uses gain test, t test, Kolmogorov-Smirnov test, and simple linear regression. The results showed an increase in creativity and problem-solving ability of the experimental class was greater than the control class. Student creativity has a positive effect on their problem solving ability by 46.1%.