In this study, it was aimed to relationships between the preservice science teachers' life skills and metacognitive awareness. In the study, relational research method was used. In this research, accessible sampling method was used. Data of the study were obtained from 243 preservice science teachers studying in the second, third and fourth grades at the science education department. The "Life Skills Scale" and the "Metacognitive Awareness Inventory" were used as data collection tools in the study. The data were analyzed with simple correlation and liner regression. According to data obtained from the study, it was determined relationship between the preservice science teachers' life skills and metacognitive awareness. In addition, it was concluded that they were predictors their metacognitive awareness of prospective science teachers' life skills. It is thought that life skills will be effective in gaining metacognitive awareness. In order to gain metacognitive awareness, life skills should be given more in education and training programs and the process should be designed accordingly.