What are the hidden messages in the storybooks we read to our kids?
That's a question that may occur to parents as their children dive into the new books that arrived over the holidays.
And it's a question that inspired a team of researchers to set up a study. Specifically, they wondered how the lessons varied from storybooks of one country to another.
For a taste of their findings, take a typical book in China: The Cat That Eats Letters.