Originally Posted by You
One thing to think about is that going through the Panama canal it is oppressivly hot and all ages get cranky in that kind of heat. You best know your child. I had one that would have been more work for me than it was worth and two that could go anywhere anytime and very easy. Whatever you decide, have fun,
At least (1) it won't be during the humid season in the northern tropics and (2) the ship is air conditioned, providing plenty of relief if the child needs it.