Three-year-old children have fluctuations and strong psychological development. This can completely lead to a psychological crisis if children do not receive attention, education, and appropriate behavior from educational forces. Therefore, understanding the psychological crisis in three-year-old children at a specific school helps educators here clearly identify the actual problems that still exist. The article describes some aspects of psychological crisis in three-year-old children at Igc Kiddy Kindergarten District 7, Ho Chi Minh City. On that basis, the author proposes some measures to help three-year-old children at the school overcome psychological crises.