Often the school is within biking distance of where you live, or they can take the bus - contrary to what many Americans think, even 6 year olds are capable of

Often the school is within biking distance of where you live, or they can take the bus - contrary to what many Americans think, even 6 year olds are capable of doing this alone, and they will not be kidnapped. Commuting to work usually involves getting on the bus/subway only a short walk away. It's more stress free than sitting in traffic.