- Hockey's popularity has grown steadily over the last 20 years - A charming story about patience and perseverance. - First edition of a best-selling themed story. - Title from the best-selling series Clubhouse: more than 3 million units sold worldwide. - Caillou books have sold more than 15 million units worldwide. - Chouette is an independent Canadian book publisher founded in 1987 with one mission: to create quality books for children from birth to six years. Caillou's popularity by the numbers - Over 15 years on PBS - Number 1 best-selling brand on PBS Kids shop - More than 550 000 Facebook fans - Over 368 million downloads on TV On-Demand. (That's 8 downloads for every preschooler in the US!)