# 📺 What is Quantitative Reasoning?

• Sixth graders help explain what quantitative reasoning is by eating and rating four kinds of apples. They then share what other things we can quantitatively reason outside of the mathematics classroom.

# 📺 Hans Rosling's The Joy of Stats

• Hans Rosling's famous lectures combine enormous quantities of public data with a sport's commentator's style to reveal the story of the world's past, present, and future development. Now, he explores stats in a way he has never done before - using augmented reality animation. In this section of "The Joy of Stats" he tells the story of the world in 200 countries over 200 years using 120,000 numbers - in just four minutes. Plotting life expectancy against income for every country since 1810, Rosling shows how the world we live in is radically different from the world most of us imagine.

# 📺 Quantitative Illiteracy

• Professor Sanjoy Mahajan, PhD (theoretical physics, California Institute of Technology) discusses the educational practices that contribute to quantitative illiteracy and proposes solutions.

# 📺 Stories vs. Statistics

• Author John Allen Paulos speaks about the importance of mathematical literacy.

# 📺 How Juries are Fooled by Statistics

• Oxford mathematician Peter Donnelly reveals the common mistakes humans make in interpreting statistics, and the devastating impact these errors can have on the outcome of criminal trials.

# 📺 Kurt Vonnegut on the Shapes of Stories

• American writer Kurt Vonnegut lectures about the "simple shapes of stories."

# 📺 What 1 Trillion Dollars Looks Like

• This 3D animation gives an idea of exactly how much a trillion dollars is.

# 📺 Powers of Ten

• This famous film transports viewers to the outer edges of the universe. Every TEN seconds, we view the starting point from TEN times farther out until our own galaxy is visible as only a speck of light among many others. Returning to Earth, we move inward, with TEN times more magnification every TEN seconds. The journey ends inside a proton of a carbon atom within a DNA molecule in a white blood cell.

# 📺 Abbott & Costello: 7 x 13 = 28

• Comedy duo Abbott & Costello illustrate the importance of developing fundamental quantitative reasoning skills.