This would make a great family gift along with a restaurant gift card for the parents!! Make eating out less stressful and more fun for parents and kids alike by creating a restaurant kit! More than 20 suggestions for kids, as well as essentials for babies and toddlers!
DIY Portable LEGO Kit with 24 Free Printable Activity Cards. A great idea for those times where you have to wait (Doctor's office, restaurant) or when you are traveling (great in the car or on a plane)! From Fun at Home with Kids
This is a slotted building toy made from cardboard circles. The creator says they are great for taking to a restaurant because they can be carried flat - but when put together they make a real structure. Something for kids to do while they wait.