8 Year old: Mom, what's this word? (He is working on his summer math sheets)
8 Year old: What's a survey?
Me: It is when you ask lots of people a question and find out their answer, like asking everyone what their favorite cookie is.
8 Year old walks away, 10 year old having hear the conversation from the kitchen comes in.
10 Year old son: I've experienced lots of surveys, at least 2.
Me: (suppress giggle) Really? Two?