The full name of the IQ test method DST is Developmental Screen Test, which is called intelligence development screening. It scores the DQ (Developmental Quotient) and MI (Mental Index) of infants and young children based on their daily performance. DQ refers to developmental quotient, which is one of the core indicators used to measure the mental development level of infants and young children. It measures the development of infants and young children in terms of gross motor, fine motor, cognitive, emotional and social development. MI is the IQ index, which measures a child's intellectual development. Both DQ and MI values ??are less than 70, which is abnormal, values ??between 70 and 84 are suspicious, and both values ??greater than 85 are normal.

Precautions for the test are:

1. Whether you are focused or not often affects the test results. Therefore, try to prevent or reduce onlookers during the test. Parents, older children and It is best if other relatives and friends are not present.

2. In order to obtain the cooperation of the subjects, ask the children their names before the test to eliminate their nervousness and fear.

3. Use local dialect or language that is understandable to children during the test. The test time is 10 minutes (excluding instructions and test questions). Each test question can be repeated at most 2 times. Just saying any one of them in the standard answer will give you the points you deserve.