Talking about children can be very annoying for some people, and I would advise them to skip this post. But I’m writing for myself, and to keep notes about how my kid is doing. Otherwise, it’s easy to forget. My son is about 3.5 years now, and is remarkably bright. He can add and subtract using his fingers, and count to around 30. Speech-wise, grammar and sentence structure are all good. I’m confident he understands 90% of what we are saying to him. He can spell using the keyboard, and is starting to write his own name and words on his drawings. No problems naming and describing animals and humans either. But despite his intelligence, he’s still shitting his pants. Potty-training is a mystery to him. One concern is that he doesn’t like to play with other kids. He prefers to be play by himself, and though other kids recognise...