For long travel, kid is very different from older people.

Older people have to take care things, and worry what could go wrong. Young kid is been taking care of, they worry nothing. For some, it's just fun.

You mentioned: "我父母每年跑美加，仍然感到overwhelmed。不是体力上的，就是一路上要应对的。"

所有跟帖： 

• 不是吧。美国很多孩子上飞机都要带个熟悉的小枕头或是毯子或是玩具，孩子因为在发育耳朵会比成人更敏感更难受。 -6742- ♀ (0 bytes) () 09/27/2015 postreply 10:57:21

• young kids don't worry? Are you sure you know what you are talki -桃子苹果- ♀ (0 bytes) () 09/27/2015 postreply 11:00:54

• You are right. Think about it, I worried a lot at that age, 5. -LAChinese- ♂ (37 bytes) () 09/27/2015 postreply 11:06:25