* What color is Caillou's hair?
* What is Caillou's sister's name?
* What did Caillou's sister do when she sat on Santa's lap?
* What is Caillou's cat's name?
* What color is Caillou's cat?
* Who got Caillou's cat out of the tree?
* What are the names of Caillou's two favorite toys?
* What is the name of the girl that Caillou visited school with?
* Why couldn't Caillou go to work with his daddy?
* What is Caillou's best friend's name?
* Where did Caillou and his friend find Calliou's lost toy airplane?
* Why didn't Caillou's sister want to go to the parade?
* What did Caillou do to his daddy when they were washing the car?
* What color is Caillou's shirt?
* Why is Caillou upset at the beginning of the show?
* Who drops by for an unexpected visit just before the opening theme song?
* How long does Sarah tell Caillou is left until Christmas?
* To help Caillou understand how many days away Christmas is, Mommy and Daddy give him a calendar with a story or song behind each window describing how Christmas is celebrated differently around the world. How many windows are on the calendar?
* Caillou wants to get a Christmas tree, but he is disappointed to see they are headed somewhere else. Where do they drive to instead?
* What is unusual about the tree Caillou chooses?