Cribsheet: A Data-Driven Guide to Better, More Relaxed Parenting, from Birth to Preschool (The ParentData Series)

by Emily Oster

Again, we can hark back to the day care chapter. Day care and preschool at this age are distinguishable largely by the length of time: people tend to think of “preschool” as a half-day activity and “day care” as an all-day activity.