When even she admits you'll never use what she just taught you. When they do something nice and give you no homework. She skips math class for recess for the rest of the day. When the nice people from the asylum come, she profusely berates them with the fact that she is the prophet of Ned and should be treated to a green straitjacket, not a boring white one. When she starts to write with her toes.
Kitties say mee-ow.
When his sideburns turn green from the way he wipes his nose. When he starts complaining about the rainy weather on the last day of May and won't agree that the problem is really only the showers of saliva that rain in all directions from his mouth while giving his history lesson. When she smiles. Those count as all of their written language grade, social studies grade, and history grade in their report card. Well, then, my 3 year old son ate 'em.