This article deals with the theme of Children's experiments-source experience.Special initial emphasis is placed on the importance of research for the child's physical and mental development.One of the main characteristics of research freedom, rich materials, creativity.Experiments child an opportunity to enrich their knowledge and creating hipothesis.A new baby could independently investigate must have a positive self-image, support the environment, rich materials, freedom ... Behind each of his actions is word.Child everything to be explained in their own mode. Focuses its attention on the process and the final outcome for him and not bitaan.U daily game kid finds a situation from which it can build something spot.Tako your experience , and interact with peers and adults can build their knowledge, to modify them, complement.Childsolves the problem through various stages and leads courses in relationships, and thus the rezultata.Except you provide child safety, give him organized stimulating and challenging activities that richness and the diversity of materials encourage children to experiment and presses his experience.