10 Fun Travel Activities in a Gallon Size Bag Gather these simple materials together. Now you're always prepared for home, travel, grandparents, etc. No searching. All materials will make it through airport security too.
Toddler Packing List for Airplane Carryon Bags: Essential items for your toddler's carryon bag for your next airplane flight. Things to keep your toddler entertained, fed, happy, and quiet! @ Trips With Tykes
If you plan on spending more than 30 minutes on an airplane with your kids this summer, this list of 20 easy travel activities to keep kids happy on an airplane will save your life! Traveling with Kids, Traveling tips, Traveling
Entertaining toddlers on an airplane and in an airport
DIY Portable LEGO Kit with Free Printable Activity Cards. I like this for school, older kids can have activity cards to create planets/atoms/molecules/fractions, younger ones can practice fine motor skills.