遊戲有其普遍性，每一種文化的孩子皆致力於遊戲，研究顯示孩子最佳的學習是在一種 可以讓他們探索、發現與遊戲的環境中。遊戲是幼兒適性課程的重要成分之一，其與幼兒的 認知、體格、社會情緒、語言與創造力的發展密切相關。本文藉由文獻分析的方法，分析爲 什麼遊戲對於幼兒的發展的是重要的？探析之後其原因如下：（1 )遊戲對於幼兒腦部的發展 是重要的；（2 )遊戲有益於幼兒的體格發展；（3 )遊戲對於幼兒社會情緒的發展是重要的； (4 )遊戲對於幼兒的語言發展有著重要的貢獻；（5 )遊戲俾益幼兒創造力的發展。冀盼藉由 本文的探究，俾利人們瞭解遊戲在幼兒發展過程中的重要性。

Play is universal. Children of every culture engage in play. Research indicates that children learn best in an environment which allows them to explore, discover, and play. Play is an important part of developmentally appropriate child care programs. It is also closely tied to cognitive, physical, social, emotional, linguistic, and creative development. By the method of documentary analysis, this study explores why is play important for young children's development? Based on this exploration, the reasons are as follows: (1) play is important to healthy brain development, (2) play favors young children’s physical development, (3) play is important to young children’s social and emotional development, (4) play can make important contributions to the development of language, and (5) play benefits young children’s creative development. Hopefully such an exploration will make people understand the importance of play in young children's development.