I usually do this the first or 2nd day in Algebra II and Pre-Calculus.
I give every student 2 cards
Fact is printed on Yellow card stock
Fiction is printed on Red card stock
Feel free to add additional slides as a way of introducing yourself.
I ask them to guess whether I graduated from this school
I ask them whether I attended college at (name a local college)
I ask them how many children they think I have