Modern children's demand for toys is more and more diversified,the traditional toy design has been unable to meet the needs of children's growth.Based on this,it has become a consensus to integrate personalized elements into toy design and design toys with various types and themes for children to choose from.This paper combs the theoretical basis of personalized and diversified design,focuses on the practice and application of personalized de-sign and diversified design in kindergarten toys,aiming to provide theoretical reference for the innovative design of kindergarten toys.