Travelling with young kids made easy: Put an entire outfit (including undies and hair accessories) in a ziploc bag. One bag per day. When you get to the hotel, put the bags in a drawer and they can pick one per day. Huge time saver!
Create a Restaurant Kit with all the essentials you need to eliminate the stress of dining out with kids. Keep it in the car, and you'll always be prepared! You'll find a full list of contents for babies and toddlers, as well as suggested contents for older kids.
...it´s been a long time since my kids were young enough to need to be entertained at a restaurant but these ideas do bring back memories! ;) Perhaps they´ll be helpful for you as well! 10 Restaurant waiting Games to Play with Kids