Parents want summer to end after just 13 days, according to new research. For many parents, summer break is a time filled with stress. More than half of parents (58%) find themselves pressured to plan out what their kids will do for the entirety of their summer. Summer has a super sneaky way of leaving parents feeling stressed and anxious. And planning ahead can be daunting, which can explain why 75 percent of parents are ready for their kids to go back to school at the end of the summer.