A quick reference guide for public pee breaks broken out by age. You may want to laminate this on a 3x5 for dads.
High School
i need 2 p = the text you get while waiting at the pick up spot
Middle School
I need to pee = I just wandered away without telling you; hey, why did I just hear my name on the loudspeaker?
Elementary School
I need to pee = I lied when you asked me if I needed to go before we left
Preschool
I need to pee = you have twenty seconds to find a bathroom
Two and under
I need to pee = just peed my pants