Technological education is a fairly new concept in early childhood education in Vietnam today. However, this problem has been of interest in ECEC programs in many countries, especially since the emergence of STEM education, technological education for children is very necessary, hicldren need examination break down the tools. Technological education gives children the opportunity to experience a variety of experiences. The article proposes principles and pratical pedagogies of technology education, integrated in activities to get acquainted with shapes for preschool children 4-5 years old. These pratical pedagogies are good suggestions for preschool teachers in orienting the effective application of technology in the preschool classroom.