If the 8 year old girl has crooked incisors, she doesn’t need any treatment. If the 8 year old girl has crooked incisors, she has permanent teeth, so she can observe before considering orthodontic treatment. If the 8 year old girl has crooked incisors, she will have milk teeth, which will be replaced, so parents don’t need to worry about the crooked incisors, and they don’t need to deal with it, they just need to eat and live normally. If the 8-year-old girl’s incisors are permanent teeth, you can observe for a period of time, because at the age of eight years old is the period of alternation of milk and permanent teeth, the permanent teeth may have just erupted soon, the position of the permanent teeth in the oral cavity will be adjusted continuously, wait until the permanent teeth are fixed at the age of 12-13 years old, and the incisors appear to be crooked, and then consider orthodontic treatment. If parents are worried about the 8-year-old girl’s crooked incisors, they can also take the girl to the hospital dentistry department, and then decide on the treatment plan after the doctor’s examination.