* When does Mattie's grandfather die?
* Mattie has a crush on the painter's apprentice. What is his name?
* When Mattie's mother first contracts yellow fever, who is the first doctor they call?
* Kate Malon is the main character of 'Catalyst'. What is the only college she applied to?
* If Kate had it her way, what would she study in her high school?
* Who moved to the school district in Kate's freshman year and set up a science geek club?
* What is Wednesday night at the church?
* How old is Reverend Malone?
* With whom does Kate have a love-hate relationship?
* What kind of business do Matilda and her mother run?
* Matilda's grandfather owned a pet parrot. What was his name?
* What rank was Matilda's grandfather in the army?
* What month did the fever start?
* What is the name of Matilda's family's pet cat?
* What is the name of the little girl Matilda rescues?
* What are the name's of Joseph's twin sons?
* At the back of the book in the appendix what is the name of the French man who sailed in a hot air balloon?
* What famous person lived only two blocks away from the coffee house?
* How did Mattie's father die?
* Ok, now let us look at some of the characters. What were the names of Mattie's mother and grandfather?