From pre-K and all the way through graduate studies in math, we learn about numbers. But think about it – what is a number, really? What does the concept of  “four” or a “million” of something actually mean? In this week’s episode of KUT’s podcast Higher Ed,  KUT’s Jennifer Stayton and Southwestern University President Dr. Ed Burger try to define what numbers really are. Hear some stories about first graders’ take on the meaning of numbers. And it turns out humans aren’t the only species that uses the concept of numbers. Ever heard of the “limit of four?” Listen on to find out what it means, and what is tells us about how humans and other species make meaning and learn.

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