mathematics

Vi on Pi

Vi on Pi

The “recreational mathemusician,” Vi Hart, goes off on her annual Pi Day rant.

Continue Reading
How to Make Hexaflexagons with Vi Hart

How to Make Hexaflexagons with Vi Hart

The definitive guide to folding these fun, six-sided, foldable geometric models.

Continue Reading
Bagel Slicing, Fun with Mathematics, and “Math Monday” Reruns

Bagel Slicing, Fun with Mathematics, and “Math Monday” Reruns

Enjoy math and a nutritious breakfast with this bagel slicing for nerds tutorial.

Continue Reading
The Tau of Pi: Why 3.14 Isn’t the Whole Story

The Tau of Pi: Why 3.14 Isn’t the Whole Story

Pi is good. Pi is great. The magical constant is the ratio of a circle’s circumference to its diameter. But what if we told you that pi isn’t the ultimate solution to circular number-crunching? Follow along with Vi Hart’s explanation for a whole new perspective.

Continue Reading
Pixar and Khan Academy’s Free Online Course for Aspiring Animators

Pixar and Khan Academy’s Free Online Course for Aspiring Animators

If you’ve ever wanted to know how the animators at Pixar do it, then you need to check out the Pixar in a Box classes from Khan Academy.

Continue Reading