## Concepts

The Bottle ImpThe Coastline Paradox

The Diagonal Paradox

The Highest Number

The Impossible Vuvuzela

The Infinite Hotel

The Mind Reader, Part II

The Prediction

The Supertask

The Uncountable Hotel

The Unexpected Hanging

## Counter-intuitive

The Ant On An Elastic RopeThe Birthday Paradox

The Exponential Folding

The First-Digit Law

The Monthy Hall Problem

The Pigeonhole Principle

The Prosecutor's Fallacy

The Sleep Experiment

The Statistical Anomaly

The String Around The World

The Three Strange Statistics

## Puzzle/riddle

The 10 Prisoners And The 1000 Bottles Of WineThe 100 Prisoners And The Light Bulb

The 20 Prisoners And The Hats

The Age Old Problem

The Coin Flip

The Counterfeit Coin

The Cube Dovetailing Puzzle

The Einstein Puzzle

The Fuses Riddle

The Impossible Puzzle

The Incomplete Equation

The Math Joke

The Mind Reader

The Missing Euro

The Mixing Problem

The Necktie Paradox

The Rickety Bridge

The Road To Safety

The Survey

The Town's New Roads

The Triangle Dissection Fallacy