This study aims to determine differences in 21st century abilities, including critical thinking, creative thinking, communication skills, and collaboration skills, in 4 schools in the Yogyakarta region. This research is a comparative survey with a research sample of 60 students. The data collecting techniques used in interviews with questionnaires consist of 4 21st century abilities: critical thinking skills, creative thinking, communication skills, and collaboration skills. The results showed differences in 21st-century abilities between schools AR with RA, AR with TY, RA with TY, RA with RB, and TY with RB. This is proved by the t-test, where the sig.t value <0.05 is obtained in a row on the creative thinking ability of 0.001; 0.049; 0.00; 0.001; 0.024. Ability to think creatively in succession 0.003; 0.009; 0.000; 0.009; 0.005. 0.000 successive communication skills; 0.011; 0.000; 0.000; 0.003. Collaboration ability 0.002 consecutively; 0.001; 0.000; 0.003; 0.000. Then there is no difference between AR and RB schools. The value of sig evidence this. t > 0.05 in a row on critical thinking skills, creative thinking, communication skills, and collaboration skills 0.781; 0.702; 0.540; 0.624. The difference in ability is influenced by the learning method used.
The Effect of Project Based Learning Model’s on Critical Thinking Skills, Creative Thinking Skills, Collaboration Skills, & Communication Skills (4C) Physics in Senior High School