## Latest Articles

### Math That Connects Where We’re Going to Where We’ve Been

Recursion builds bridges between ideas from across different math classes and illustrates the power of creative mathematical thinking.

### The Surprisingly Simple Math Behind Puzzling Matchups

If Anna beats Benji in a game and Benji beats Carl, will Anna beat Carl?

### Pierre de Fermat’s Link to a High School Student’s Prime Math Proof

How Fermat’s less famous "little theorem" got mathematicians young and old to play with prime-like Carmichael numbers.

### How Simple Math Moves the Needle

The spatial intuition behind a three-point turn offers an on-ramp to a century-old geometry problem.

### Math That Lets You Think Locally but Act Globally

Knowing a little about the local connections on flight maps and other networks can reveal a lot about a system’s global structure.

### Math Patterns That Go On Forever but Never Repeat

Simple math can help explain the complexities of the newly discovered aperiodic monotile.

### The Symmetry That Makes Solving Math Equations Easy

Learn why the quadratic formula works and why quadratics are easier to solve than cubics.

### The Basic Algebra Behind Secret Codes and Space Communication

Whether you’re passing secret notes in class or downloading images from a space probe, Reed-Solomon codes offer an ingenious way to embed information and correct for errors.

### The Simple Geometry Behind Brownie Bake Offs and Equal Areas

Proving that two polygons have the same area can be as easy as cutting them up and rearranging the pieces.