t-The concept of number introduction is a basic learning for preschool. Playing while learning is the right method to be applied in introducing the concept of numbers for children, considering that preschool is a time when they play and get to know the environment. Educational games are one of the medias that can be used to support learning activity in today's digital era. Developing of this game, contains a concept of number introduction with adventure genres on the Android platform by applying the A* algorithm. Algorithm A* is one of searching algorithm to find the shortest route with the minimum cost. Through this educational game, parents are also expected to be able to take part in giving motivation and learning support will be more effectively then the closeness of the relationship between parents and children is also built.