Sustainable development represents the process of achieving a balance between ecological, economic and social factors in order to meet the needs of present and future generations. Only active and aware citizens can help make a change in the world for the better and that is the easiest to achieve by means if education. Education for sustainable development is a long and difficult process aimed at developing critical thinking and abilities for responsible behavior. One of the components of education for sustainable development is environmental education with its purpose to create environmentally conscious people who will, whenever necessary, strive for the environment. The family and the educational institutions where children spend most of their time have key role in developing ecological awareness and awareness of the importance of sustainable development. Educators should set an example for children and show them how to behave responsibly toward the environment and society. As children learn best by example, educators should always be open for professional developmentand have the skills needed for transfering knowledge and motivating to children with different games and activities. It is very important for children to experience the immediate environment and the topics they are doing because this is how they learn the best. Children will transfer their knowledge to their family and the local community and create a network of people that together can make positive changes in the society.