books.google.com - Count to ten in this Caillou Count with Me Book! There's no better way to count than on an adventure with Caillou....https://books.google.com/books/about/Count_with_Me.html?id=VvjgAJqrNPcC&utm_source=gb-gplus-shareCount with Me!
Christine L'Heureux wrote the book on Caillou--literally! As a writer and children's publisher, she is the woman behind the first Caillou books. She lives in Montreal, Canada.
Pierre Brignaud is the illustrator of Caillou titles in the Out and About series, the Little Dipper series, the Big Dipper series, the Hand in Hand series, and many others. They both live in Montreal, Quebec.