The Materials playful "Knowing my nature" is an innovation within the field of educational technology as part of teaching resources that have helped to complement the teaching and learning in interaction with children's and teachers, improving fine motor and cognitive skills in learning activities. The overall objective of this research was to demonstrate the effects produced teaching materials playful "Knowing my nature" to improve the cognitive and fine motor skills in children from 05 years in the area of Environment, Science and Educative Institution Home No. 288 "Ana Sofia Guillena Arana "in the province of Rioja. The Materials playful "Knowing my nature," is based on the theories of the theories of Piaget Game Theory History Support of Elkonin; Theory Game GROOS-Bühler, Theory of Cousinet Sociological Theory of Multiple lntelligences Gardner's Theory of Socio-Cultural learning Vig...