The comparision of critical thinking and learning achievement of grade 9 students between instruction by using the six thinking hats and graphic organizers technique
The purposes of this research were: 1) to compare the critical thinking and learning achievement of grade 9 students before and after instruction by using the six thinking hats technique 2) to compare the critical thinking and learning achievement of grade 9 students before and after instruction by using the graphic organizers technique and 3) to compare the critical thinking and learning achievement of grade 9 students between the experimental groups using the six thinking hats
and graphic organizers technique.