In this diploma paper Ivana Jelaš is presenting a short overview of the historical concept of the project, describes the concept of the project and stages, and developing environmental awareness among children. In the research part conducted surveys with educators and project with preschool children in kindergarten. The results of the survey showed the statistical analysis, and the project described by means of descriptive methods. The results showed that the implementation of environmental projects curriculum encouraged 63% of educators. 68% of them believe that encouraged personal interest, but also 68% deemed interest of children as an incentive. Literature and the Internet as a preparation to the implementation of the stated 90% of educators, and help colleagues in the group said 81% of educators. The cooperation with the parents said 68.18%, and cooperation with the local community 36% of educators. The projects are mainly carried out in kindergartens with older age groups. Educators would like to educate on projects to develop environmental awareness among children and professional training. 90% of educators believe that environmentally friendly projects beneficial to the development of environmental awareness in children, and 85% believe that they are very useful, instructive and interesting. 62% of educators believe that children learn a lot about the importance of preserving the Earth and in what ways can themselves take part in it. 70% of educators believe that it is important to create a habit of preserving the environment from an early age. 47% believe that environmental projects stimulate children's curiosity to explore the environment, encourage the development of speech, memory and imagination. The study sought to find out how often educators implement projects in their work and how projects are thematically related to the development of environmental awareness in children. She explores the most widely implemented environmental issues and how much they know about ecology. With the project, tried to raise awareness of children about the importance of environmental awareness and them through direct experience through activities familiar with the ecology. This research showed that all educators in their work implementing projects, are familiar with this issue and during their work and practiced. Similarly, sought to encourage in children an interest in ecology and show them the importance of environmental awareness for life and health.