Going to kindergarten is a major milestone in a child’s life, and we took time to prepare our son for his first day of school. He’d always been a bundle of energy, and he was whip-smart. He had talked early and had learned how to read when he was 3. He also was very imaginative and got lost in pretend play. He was excited about going to school.  He was a bit rambunctious and unfocused, and…