Kindergarten visit

The poll: Which book did you like more?
My Grandma's a Ninja: 10
Beep! Beep! Go to Sleep!: 3 

Questions for the author:
1. How did you get the idea for the book?
2. Is your grandma a ninja?
3. How many books have you made?
4. Is it for Sam? 
5. What is your favorite book that you wrote?
6. Are you Christian, Jewish, or something else?