Hello! My daughter isn`t sure if she would like to do her science project on yawning.She mentioned something about how much bacteria is on a vending machine coke can?I don`t have a clue!HELP! Does anyone know of any unique ones?Aparently that is one thing the judges look for.What about science vs. God?Is this a possible science project?I need some major advice and help here.Anything, Thanks,Roxpate