Mrs. Tinkle, your son’s rambunctious behavior is quite common in children with unusually high intelligence levels.
A rambunctious person is energetic in a cheerful, noisy way. a very rambunctious and energetic class. = boisterous. noisy, full of energy, and behaving in a way that cannot be controlled (Probably from rumbustious (18-21 centuries))
noisy and lacking in restraint or discipline; "a boisterous crowd"; "a social gathering that became rambunctious and out of hand"; "a robustious group of teenagers"; "beneath the rumbustious surface of his paintings is sympathy for the vulnerability of ordinary human beings"; "an unruly class"