Pete McPartlan

Numberphile and Sixty Symbols

I have been regularly editing and animating videos for journalist Brady Haran's Numberphile and Sixty Symbols projects. Some Favourites here:

Ham Sandwich Problem

Primordial Black Holes

Perfect Shapes in Higher Dimensions

Braids in Higher Dimensions

Triangles have a Magic Highway

Godel Incompleteness Theorem

Monkeys and Coconuts

Super Bottle

The Josephus Problem

There's an exhaustive playlist of videos I've worked on here.

And the full list as of April 2025 here, 300 in total:

Cardioids in Coffee Cups - Numberphile

Questions about Black Holes - Sixty Symbols

The Tea Lady Experiment - Numberphile

Fractal Dimensions (extra footage) - Numberphile

A 1.58-Dimensional Object - Numberphile

The Snakey Hexomino (unsolved Tic-Tac-Toe problem) - Numberphile

The Frobenius Problem (and numerical semigroups) - Numberphile

Pentominoes and other Polyominoes - Numberphile

A Number to the Power of a Matrix - Numberphile

Meeting Erno Rubik - Numberphile

A Fascination with Fractured Friezes - Numberphile

Way Bigger Than Graham's Number (Goodstein Sequence) - Numberphile

Knot Surfaces - Numberphile

The Change from Roman Numerals - Numberphile

The Magic of Induction - Numberphile

What is a Photon? - Sixty Symbols

Voting Paradoxes - Numberphile

The Prime Constant - Numberphile

Where are the White Holes? - Sixty Symbols

A Fascinating Frog Problem - Numberphile

Absolute Primes - Numberphile

The Lazy Way to Cut Pizza - Numberphile

The Clever Way to Count Tanks - Numberphile

The Freshman's Dream (a classic mistake) - Numberphile

Erdos–Woods Numbers - Numberphile

Solving Seven - Numberphile

Where do particles come from? - Sixty Symbols

Caboose Numbers - Numberphile

Pokémon and Geometric Distributions - Numberphile

Cones are MESSED UP - Numberphile

343867 and Tetrahedral Numbers - Numberphile

The Hydra Game - Numberphile

Apocalyptic Numbers - Numberphile

Magic Chess Tours (with Knights and Kings) - Numberphile

Absolute Infinity - Numberphile

A Bizarre Sudoku Set-Up - Numberphile

140: Leap Day - The Unmade Podcast

The Return of -1/12 - Numberphile

The Game of Risk - Numberphile

The Z Factor - Numberphile

Catalan Numbers - Numberphile

244,432,188,000 games of Catan - Numberphile

What are these strange dice? (Part 2) - Numberphile

What are these strange dice? - Numberphile

The Beautiful Math of Snakes and Ladders - Numberphile

23% Beyond the Riemann Hypothesis - Numberphile

Faulhaber's Fabulous Formula (and Bernoulli Numbers) - Numberphile

A Breakthrough with Fingerprint Numbers - Numberphile

Attosecond Lasers (2023 Nobel Prize in Physics) - Sixty Symbols

Pi is Evil - Numberphile

The Langlands Program - Numberphile

Travelling to the Stars by Ladder - Numberphile

Eating Curves for Breakfast - Numberphile

Error Correcting Curves - Numberphile

Sleeping Beauty Paradox - Numberphile

The Game of Set (and some variations) - Numberphile

A New Tile in Newtyle - Numberphile

A New Tile (extra) - Numberphile

Magic Squares of Squares (are PROBABLY impossible) - Numberphile

The Brick Factory Problem - Numberphile

Parabolic Mirrors - Numberphile

Practical Numbers - Numberphile

Discovery about Book Embedding of Graphs - Numberphile

Go First Dice - Numberphile

The Journey to 3264 - Numberphile

Black Holes and Dimensional Analysis - Sixty Symbols

The Math of Species Conflict - Numberphile

The Distance Between Numbers - Numberphile

The Light Switch Problem - Numberphile

Triangle Subdivision - Numberphile

The Yellowstone Permutation - Numberphile

The Goat Problem - Numberphile

The Search for Siegel Zeros - Numberphile

A Problem with the Parallel Postulate - Numberphile

The Puzzling Fourth Dimension (and exotic shapes) - Numberphile

A Hairy Problem (and a Feathery Solution) - Numberphile

Cow-culus v Geometry (extra) - Numberphile

Powers of 2 (extra) - Numberphile

Cow-culus and Elegant Geometry - Numberphile

A Number Sequence with Everything - Numberphile

The Truth About Fibs - Numberphile

An Integration Conundrum - Numberphile

Spooky Action at a Distance (Bell's Inequality) - Sixty Symbols

Problems with Powers of Two - Numberphile

The Dumbest Way To Solve A Maze - Numberphile

Why 7 is Weird - Numberphile

The Nescafé Equation (43 coffee beans) - Numberphile

Epic Induction - Numberphile

Mathematical Hugs and Knots (extra)

Are there 10^272,000 Universes? - Numberphile

Mathematical Hugs (and Chiral Knots) - Numberphile

Primitive Sets (extra) - Numberphile

Primes and Primitive Sets (an Erdos Conjecture is cracked) - Numberphile

A number NOBODY has thought of - Numberphile

Two Candles, One Cake - Numberphile

14 of the 100,000,000,000,000 poems - Numberphile

How to write 100,000,000,000,000 poems - Numberphile

Euler's Formula - Numberphile

Drawing an Egg (with a Pentagon) - Numberphile

How do fish swim so quickly?

Big Factorials - Numberphile

The Mathematics of Surviving Zombies - Numberphile

Tunnelling through a Mountain - Numberphile

What is a Number? - Numberphile

Stones on an Infinite Chessboard - Numberphile

The Largest Small Hexagon - Numberphile

Hitomezashi Stitch Patterns - Numberphile

Witness Numbers (and the truthful 1,662,803) - Numberphile

How to make railway timetables (with graphs) - Numberphile

A Video about the Number 10 - Numberphile

The Doomsday Algorithm - Numberphile

Music on a Clear Möbius Strip - Numberphile

Trapped Water and Tiny Holes - Numberphile

Stacked Dice Trick - Numberphile

The King Model - Sixty Symbols

The Strange Orbit of Earth's Second Moon (plus The Planets) - Numberphile

Area of the Q - Numberphile

NEWS: Seeing Behind a Black Hole - Sixty Symbols

Mathematics is all about SHORTCUTS - Numberphile

Rectangle Problem (extra) - Numberphile

A Problem with Rectangles - Numberphile

Three Dice Trick - Numberphile

The Volume of a Sphere - Numberphile

Hidden Dice Faces - Numberphile

Planing Sequences (Le Rabot) - Numberphile

Parabolas and Archimedes - Numberphile

Gambling with the Martingale Strategy - Numberphile

A Sequence with a Mistake - Numberphile

Eureka Sequences - Numberphile

Donut-Shaped Planets - Sixty Symbols

The Levine Sequence - Numberphile

Cuneiform Numbers - Numberphile

Gabriels Horn (extra) - Numberphile

Gabriel's Horn Paradox - Numberphile

Zero Knowledge Proof (with Avi Wigderson) - Numberphile

Annoying Puzzles (and Cognitive Reflection Problems) - Numberphile

The Drag Equation (Empire State Building v Eiffel Tower) - Numberphile

Butterflies and Gyroids - Numberphile

Inca Knot Numbers - Numberphile

How to build a Giant Dome - Numberphile

How do brains count? - Numberphile

The Forgotten Number System - Numberphile

Bomb Blast Radius - Numberphile

Colouring Knots (extra) - Numberphile

Colouring Knots - Numberphile

Poncelet's Porism - Numberphile

Predators and Prey - Numberphile

Problems with Statistics (extra) - Numberphile

Statistics, Storks, and Babies - Numberphile

The Brussels Choice - Numberphile

Squares and Tilings - Numberphile

Dungeon Numbers (extra) - Numberphile

Dungeon Numbers - Numberphile

NEWS: The Runaway Star - Sixty Symbols

Cracking a Black Hole Paradox - Sixty Symbols

Stacks of Hats (extra) - Numberphile

Hat Problems - Numberphile

Beautiful Trigonometry - Numberphile

Is the Periodic Table Upside Down?

Matrix Factorization - Numberphile

Nuclear Landmines and Chickens - Periodic Table of Videos

Euler Squares (extra) - Numberphile

Euler Squares - Numberphile

Lewis Carroll's Pillow Problem - Numberphile

Why is this 15-Puzzle Impossible? - Numberphile

The Daddy of Big Numbers (Rayo's Number) - Numberphile

Crystal Balls and Coronavirus (with Hannah Fry) - Numberphile Podcast

Mesolabe Compass and Square Roots - Numberphile

How to Fill a Klein Bottle - Numberphile

The 17-Klein Bottle - Numberphile

Tentacles Akimbo (with Cliff Stoll) - Numberphile

Pentagons and the Golden Ratio - Numberphile

A Miraculous Proof (Ptolemy's Theorem) - Numberphile

A Prime Surprise (Mertens Conjecture) - Numberphile

Colouring Numbers - Numberphile

Yellow Brick Road and Dodecahedron (extra) - Numberphile

A New Discovery about Dodecahedrons - Numberphile

Pi Million Subscribers - Numberphile

A Fascinating Thing about Fractions - Numberphile

Approximating Irrational Numbers (Duffin-Schaeffer Conjecture) - Numberphile

Primes without a 7 - Numberphile

Perfect Graphs - Numberphile

Planar Graphs - Numberphile

The Forgotten Flexagon - Numberphile

Where Does River Water Go? - Numberphile

The Girl with the Hyperbolic Helicoid Tattoo - Numberphile

Reynolds Number - Numberphile

Navier-Stokes Equations - Numberphile

A Not So Amazing Graph (extra footage) - Numberphile

Amazing Graphs III - Numberphile

Amazing Graphs II (including Star Wars) - Numberphile

Amazing Graphs - Numberphile

Frieze Patterns (extra) - Numberphile

Frieze Patterns - Numberphile

Syzygy (plus orbits and interplanetary travel) - Sixty Symbols

The Dehn Invariant - Numberphile

James ?? A Card Trick - Numberphile

Necklace Splitting (a lesson for jewel thieves) - Numberphile

Don't Know (the Van Eck Sequence) - Numberphile

Tribonacci Numbers (and the Rauzy Fractal) - Numberphile

Peaceable Queens - Numberphile

Planetary Poles and Magnetic Fields - Sixty Symbols

How many ways can circles overlap? - Numberphile

90,525,801,730 Cannon Balls - Numberphile

Infinite Series - Numberphile

What causes rare rainbow arcs? - Sixty Symbols

The Plastic Ratio - Numberphile

All the Numbers - Numberphile

Heesch Numbers (extra footage) - Numberphile

Heesch Numbers and Tiling - Numberphile

Card Flipping Proof - Numberphile

The Graceful Tree Problem - Numberphile

Where is the edge of space?

Randomness is Random - Numberphile

The Centrifuge Problem - Numberphile

A Strange Map Projection (Euler Spiral) - Numberphile

Optical Tweezers and the 2018 Nobel Prize in Physics - Sixty Symbols

Bizarre Units used by Scientists - Sixty Symbols

Spheres and Code Words - Numberphile

The Uncertainty Principle and Waves - Sixty Symbols

5-Sided Square - Numberphile

Chinese Remainder Theorem and Cards - Numberphile

How loud was the Big Bang? - Sixty Symbols

Balls and Cones - Numberphile

Earthquakes, Circles and Spheres - Numberphile

21-card trick - Numberphile

Floating Balls and Lift - Numberphile

The Golden Ratio (why it is so irrational) - Numberphile

Combinatorics and Higher Dimensions - Numberphile

Round Peg in a Square Hole - Numberphile

Catalan's Conjecture - Numberphile

Calculating a Car Crash - Numberphile

A Christmas Ghost Story - Objectivity 147

Ham Sandwich Problem - Numberphile

An unexpected way to inflate a balloon - Numberphile

The Ideal Auction - Numberphile

Pancake Numbers - Numberphile

Stranger Things - Sixty Symbols

Equally sharing a cake between three people - Numberphile

Lift and Wings - Sixty Symbols

The Trinity Hall Prime - Numberphile

Braids in Higher Dimensions - Numberphile

Gauge Blocks (Van der Waals forces) - Sixty Symbols

Amazing Clouds and the Kelvin-Helmholtz Instability - Sixty Symbols

Math vs Physics - Numberphile

Gödel's Incompleteness Theorem - Numberphile

Reflected Cats - Numberphile

Primordial Black Holes - Sixty Symbols

Stable Rollers - Numberphile

Problems with Periodic Orbits - Numberphile

The Illumination Problem - Numberphile

Binder Clip Climber - Numberphile

Balancing a Ruler - Numberphile

Super Bottle - Numberphile

The Problems with Secret Santa - Numberphile

The Josephus Problem - Numberphile

Lace Knot Trick - Numberphile

The Most Powerful Dice - Numberphile

Fair Dice (Part 1) - Numberphile

A Hole in a Hole in a Hole - Numberphile

Coffee Cup Vibrations - Numberphile

The Secret of Floppy Paper - Numberphile

Stars and Bars (and bagels) - Numberphile

The Remarkable Way We Eat Pizza - Numberphile

Catching Kendama - Numberphile

Borromean Ribbons - Numberphile

Money Catching - Numberphile

Subtracting Paperclips - Numberphile

Perplexing Paperclips - Numberphile

Perfect Shapes in Higher Dimensions - Numberphile

Strange Spinning Tubes - Numberphile

Triangles have a Magic Highway - Numberphile

What causes stripey clouds?

The Force - Sixty Symbols

Deadly Strychnine - Periodic Table of Videos

How DNA unties its own knots - Numberphile

Kakeya's Needle Problem - Numberphile

Philosophy of Numbers - Numberphile

Möbius Knots and Roller Coasters - Numberphile

Prime Knots - Numberphile

Numbers with Meaning - Numberphile

Why Basic Research is Important - Numberphile

Monkeys and Coconuts - Numberphile

58 and other Confusing Numbers - Numberphile

Winning at Rock Paper Scissors - Numberphile

Stable Marriage Problem - Numberphile

Mathematical Way to Choose a Toilet - Numberphile

The Moral of the Scale Fable

A Mathematical Fable - Numberphile

Topology of a Twisted Torus - Numberphile

Back inside the VLT (UT3) - Deep Sky Videos

Dimensions - Sixty Symbols

British Numbers confuse Americans - Numberphile

Lagrange Points - Sixty Symbols

Base Number Jokes Explained - Numberphile

Math Jokes Explained - Numberphile