The attitude and values for preserving and supporting the environment shape at an early age. This paper, using the way of analyzing the visual concept has studied mural paintings of Mashhad kindergartens. Statistical universe of this research includes total kindergartens of Mashhad city which totals include 322 kindergartens. The quality and quantity of most applicable environmental concept showed in this painting. In the way of analyzing visual concepts, at first a total interpretation from each mural painting is presented and then compared it with all available concepts in the table of analyzing content, one mural painting can comprise a collection of concepts. Results show that overall environmental concepts are not well covered in the mural paintings. However, the most selected subjects for mural paintings in kindergartens are the pictures of the friendly relations with nature and the least subjects about the discussion of restraining the pollution of the environment. The all related conceptions environments in these mural paintings are 2017 items that in an overall 27.2 percent of the content in Mural paintings are related to environmental concepts. This result, in addition to study the mural painting in kindergartens, will generalize also a new way in Enhancing children’s environmental awareness in kindergarten.