Today, when we are living in a world of globalization, care about cultural and natural heritage is a priority, but also a condition of survival and quality of life for present and future generations. For the effective conservation of cultural heritage it is necessary to start with education for sustainable development from an early age and continuing conduct it at all levels of formal education. However, education for sustainable development in early childhood, preschool and early school age is still insufficiently recognized area and therefore is unjustified marginalized. Therefore, the aim of this study is to emphasize the importance of the implementation of education for sustainable development from earliest childhood and point out that the richness, uniqueness and distinctiveness of cultural, historical and natural heritage of Republic of Croatia can be a starting point in shaping a lifelong sustainable attitudes, values and behavior patterns.