I started teaching my daughter to pack when she was 3 years old, which, I know, sounds inefficient at best and slightly unhinged at worst. Packing with a preschooler is slow. It turns a 30-minute task into a 90-minute one. It involves delicate negotiations over which stuffed animals are "essential," last-minute outfit swaps as she re-discovers her favorite sparkly boots, and frequent distractions. If saving time today were the goal, I would simply do it myself. But my perspective changed after