Intro
Smartwatch
Modular Arithmetic
Applications
Playground
Rapunzel
Dido's Problem
Pythagoras
Trigonometry
Smart Joe
Fuzzy Logic
Cryptography
Mathematicians
Smart Joe's newest creation is a watch you can change up to ninety-nine digits. But he hasn't found anyone with a broad enough wrist yet.
By the way, this is how Smart Joe looks now: