# Archive for March, 2012

## Pi Day today, 3.14

## IntMath Newsletter: 3-D conics, interactives, March math

In this Newsletter:

1. Interactive 3-D conic sections graph

2. List of math interactives on IntMath.com

3. Special math events in March

4. Math Puzzles

5. Recent popular tweets

6. Friday math movies

7. Final thought: the greatest mistake

## Interactive 3-D conic sections graph

## Friday math movie: The world’s ugliest music

## Full archive

See the blog sitemap for all previous articles.