Writing, whether integrated with technology or not, is an essential skill for today's graduates. However, motivating and  improving students' life skills by  web 2.0 tools integrated writing activities, can be an effective way. Because of this reason, the aim of this study is to investigate the effect of  weblog environment which is using for writing,  on writing tendency and critical thinking skill. A quantitative research design was used for this study. In this contexwho t, the “pretest-posttest control group design” that was applied as an experimental study was used.  Fourteen students who are at the 5^th grade level participated in the study, 7 in the experimental group, and 7 in the control group. While the experiment group worked on a weblog, the control group worked on a face-to-face environment. A writing tendency scale and a critical thinking scale was applied as pretest and posttest. Results indicated a statistically significant difference between the writing tendency of gifted students in the experimental and control groups in favor of the experiment group. In addition, results indicated a statistically significant difference between the critical thinking skill of gifted students in the experimental and control groups in favor of the experiment group.

Keywords: Gifted, weblog, writing tendency, critical thinking, 5^th grade