Preschool education is increasingly valued in creating a solid foundation for children’s development at higher levels. Through scientific discovery activities, when organized scientifically and feasible, children will approach the world around them in a lively way, thereby stimulating their interest in learning from an early age. The article studies and mentions the basis and process of designing learning situations to organize scientific discovery for 5-6 year old children in preschools. From there, it illustrates the process of designing learning situations for the lesson “Discovering the functions of the body’s senses” in the content “Parts of the human body” – Preschool.Preschool education is increasingly valued in creating a solid foundation for children’s development at higher levels. Through scientific discovery activities, when organized scientifically and feasible, children will approach the world around them in a lively way, thereby stimulating their interest in learning from an early age. The article studies and mentions the basis and process of designing learning situations to organize scientific discovery for 5-6 year old children in preschools. From there, it illustrates the process of designing learning situations for the lesson “Discovering the functions of the body’s senses” in the content “Parts of the human body” – Preschool.