Great suggestions! Saving some of these in a word doc to send to friends...

I do agree on the teamwork part of kid's activities.
An overseas trip proved much more peaceful when we played go fish, made origami and drew artistic renditions of passengers together ~ plus, we then ended up napping together.
Leaving him with his 5 yr old imagination just tortured the flight staff, and he had no interest in DVD's/videos as we are a non-TV household.

Good luck!

Alexa