The purpose of the studywas to investigate the effect of learning logs on overcoming students' misconceptions in Maths classes. In the study, pre-test post-test control group design wasused. Participants of the study consisted of 78 6th grade students in 2009-2010 academic year. Data of the research were collected through a Two-phasedOpen Ended Scale for identifying misconceptions. The scale was developed by the researcher and validity and reliability analyses were carried out accordingly. Later, the scale was implemented as pre-test and post-testto the control and experimental groups. Gathered data were analyzed using Covariance analysis method. Findings of the research have shown that the application of learning logs hasa positive effect on remedying students' misconceptions. It has also been found out that learning logs have been more effective to reduce female students' misconceptions when compared to those of male students'.