Things to do in the airport when your bored?!?(:?

soo im leaving with my family on wednesday to fly to flordia (i live in california) but where making a stop in houston,texas first and theres going to be a kinda long waiting period between there and the next flight.. so i needsum things to do! so what shud i do if im bored in the waiting area at the airport? im 13 years old, and i have a 11 year old siater btw