"Without Language, Large Numbers Don't Add Up" (Feb. 9, 2011)

See Jon Hamilton's story on NPR

In 2004, researchers published data on two Amazon tribes whose members' vocabularies did not include precise words for big numbers. Recent studies show that language affects our understanding of numbers.

To students: Think of other things that might not be possible if there is no vocabulary for it? Do not worry about evidence or if there is existing research. Imagine an hypothesis that you would be curious to pursue.