Question: When the boy enters the train car the other kids are heard singing the polar express song. How could they have learned it?
Question: What kind of instrument was the bum playing when we first meet him?
Question: How come the conductor and the hero girl walk on the roof of the train headed towards the front when they could have walked through it, the way they did coming back with the hero boy?
Question: So if you can't hear the bell you don't believe in Santa, therefore if the parents can't hear (ie. don't believe) and Santa brought the presents who do they think bought them?
Question: How would the train have been able to go back the same way with the ice on the lake cracking?
Question: When the boy trips on the ball, what's the thing that it hits?
Question: When the 3 kids are in the back of the train, and they start rolling away and end up in Santa's bag how did the know-it-all kid get in there? People are saying he followed them but you have to remember they were in a moving train.