Can kids get bipolar disorder?

Yes: Yes, most patients start bipolar disorder in childhood. The earlier a child is treated, the less likely the child will continue on to have bipolar symptoms in adulthood. See: http://www.Thebalancedmind.Org/ also see the great book by janet wozniak, md "is your child bipolar?".

Yes: While unusual, children can develop symptoms of bipolar disorder in childhood. While most individuals develop symptoms of bipolar disorder in adolescence or early adulthood, a small number do get it as young as 8 years old.