Abstract The purpose of this study was to develop a teaching program integrating critical thinking in Civic Education and explore the effects on improving critical thinking skills, critical thinking tendency, and related knowledge of law of junior high school students. The participants were second-year junior high school students¡]14 boys and 21 girls included¡^, conducted with the teaching program for 17weeks. The teaching effects were analyzed both with qualative and quantative methods. The results showed that the teaching program was effective on improving critical thinking skills and knowledge of law of the participants. However the teaching program did not influence participants¡¦ tendency of critical thinking. The results also showed that the webquest teaching program can improve the quality of oral presentation and works of participants. The result showed that the webquest teaching program integrating K12 Digital School can improve the self-regulated learning abilities of oral presentation.And the result showed that adequate group cooperative learning can promoted students¡¦ learning performance.