What are symptoms of a child with a underactive thyroid?

http://www.altsupportthyroid.org/...
Symptoms of hypothyroidism in a child may include weight gain; not growing in height, fatigue, depression, mood changes, constipation, muscle and joint aches, dry skin, headaches, and all the other symptoms that adults can get like, low blood pressure, vertigo, slow heart rate, low body temp, feeling cold especially hands and feet, ridged fingernails, dry thinning hair, sore throat, sleep apnea, sensitivity to light, and thinning eyebrows
overweight, sluggish, no energy...
Fatigue, Hoarse voice , Forgetfulness, Difficulty swallowing (if a goiter is present), Intolerance to cold, Mood swings, Weight gain, Decreased appetite, Depression, Growth changes (mainly with height growth), Early or late sexual development.