## MoMath** Online Event Recordings**

**Become a member**** today for FREE access to all online event recordings.**

*Math Encounters* videos are available for FREE at youtube.momath.org.

All MoMath online events are intended as live-stream events. However, MoMath makes some event recordings available for purchase. Please allow approximately two to four weeks for videos to be posted.

**Available Videos**

The following events are currently available as video recordings. Click on each title to learn more about — and purchase — recordings.

**December 14, 2021:***Loving Math***for grades 2 to 3****December 14, 2021:***Loving Math***for grades K to 1****December 13, 2021:**with Steven Strogatz*QED: Pitfalls for Parents***for parents****December 10, 2021:***Folding Fridays*with Kathleen Sheridan**for ages 7 and up****December 9, 2021:***Animation**Creation*: “The Art of Digital Light and Color”**for middle school students and up****December 9, 2021:**with Tatiana Toro*Meet a Mathematician***for all ages****December 7, 2021:***Playing with Palindromes***for ages 14 and up****December 7, 2021:***Loving Math***for grades 2 to 3****December 2, 2021:***Animation**Creation*: “The Art of Digital Sculpting”**for middle school students and up****November 30, 2021:***Loving Math***for grades 2 to 3****November 30, 2021:***Loving Math***for grades K to 1****November 29, 2021:***Starring Math***for ages 13 and up****November 23, 2021:**with Steven Strogatz*QED: Pitfalls for Parents***for parents****November 23, 2021:***Loving Math***for grades 2 to 3****November 23, 2021:***Loving Math***for grades K to 1****November 22, 2021:**with Bernat Espigulé*History of Mathematics*: “Making Machines Fly and Other Stories from Antiquity”**for ages 14 and up****November 20, 2021:**with Steve Sherman*Krazy Kahoot***for all ages****November 19, 2021:***Family Fridays***for all ages****November 19, 2021:***Folding Fridays*with Kathleen Sheridan**for ages 7 and up****November 18, 2021:**with Steven Strogatz*Ask a Mathematician — Anything!***for all ages****November 17, 2021:***Poetry + Math = A Meaningful Path***for ages 14 and up****November 16, 2021:***Loving Math***for grades 2 to 3****November 16, 2021:***Loving Math***for grades K to 1****November 12, 2021:***Folding Fridays*with Kathleen Sheridan**for ages 7 and up****November 11, 2021:***Volumes***for ages 18 and up****November 9, 2021:***Loving Math***for grades 2 to 3****November 9, 2021:***Loving Math***for grades K to 1****November 5, 2021:***Folding Fridays*with Kathleen Sheridan**for ages 7 and up****November 2, 2021:***Loving Math***for grades 2 to 3****November 2, 2021:***Loving Math***for grades K to 1****October 29, 2021:***Folding Fridays*with Kathleen Sheridan**for ages 7 and up****October 28, 2021:**with Bill Dunham*Meet a Mathematician***for all ages****October 27, 2021:**with Stephen Wolfram*History of Mathematics*: debut of new virtual gallery**for middle to high school students and their parents/teachers****October 25, 2021:***Starring Math***for ages 13 and up****October 22, 2021:***Folding Fridays*with Kathleen Sheridan**for ages 7 and up****October 21, 2021:**with Steven Strogatz*Ask a Mathematician — Anything!***for all ages****October 20, 2021:**with Steven Strogatz*QED: Pitfalls for Parents***for parents****October 19, 2021:***Loving Math***for grades 2 to 3****October 19, 2021:***Loving Math***for grades K to 1****October 15, 2021:***Family Fridays***for all ages****October 12, 2021:***Loving Math***for grades 2 to 3****October 12, 2021:***Loving Math***for grades K to 1****October 9, 2021:**with Steve Sherman*Krazy Kahoot***for all ages****October 8, 2021:***Folding Fridays*with Kathleen Sheridan**for ages 7 and up****October 5, 2021:***Loving Math***for grades 2 to 3****October 5, 2021:***Loving Math***for grades K to 1****October 1, 2021:***Folding Fridays*with Kathleen Sheridan**for ages 7 and up****September 30, 2021:**with Grant Sanderson*Meet a Mathematician***for all ages****September 28, 2021:***Loving Math***for grades 2 to 3****September 28, 2021:***Loving Math***for grades K to 1****September 27, 2021:**with Thor Klein, George Dyson, and Steven Strogatz*Adventures of a Mathematician*: Q&A**for ages 14 and up****September 24, 2021:***Folding Fridays*with Kathleen Sheridan**for ages 7 and up****September 21, 2021:***Loving Math***for grades 2 to 3****September 21, 2021:***Loving Math***for grades K to 1****September 18, 2021:**with Steve Sherman*Krazy Kahoot***for all ages****September 17, 2021:**with Doris Schattschneider*Family Fridays*: “Escher Explorations”**for all ages****September 17, 2021:***Folding Fridays*with Kathleen Sheridan**for ages 7 and up****September 14, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****September 14, 2021:**with Steve Sherman*Loving Math***for grades K to 1****September 10, 2021:***Folding Fridays*with Kathleen Sheridan**for ages 7 and up****September 7, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****September 7, 2021:**with Steve Sherman*Loving Math***for grades K to 1****September 3, 2021:***Folding Fridays*with Kathleen Sheridan**for ages 7 and up****August 31, 2021:**with Alex Kontorovich*Mirror Mirror on the Wall: the story of reflection groups and fractal sphere-packings***for ages 14 and above****August 31, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****August 31, 2021:**with Steve Sherman*Loving Math***for grades K to 1****August 27, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****August 24, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****August 24, 2021:**with Steve Sherman*Loving Math***for grades K to 1****August 21, 2021:**with Steve Sherman*Krazy Kahoot***for all ages****August 20, 2021:**with Dr. Gregory Michel*Family Fridays*: “Stars, Graphs, and Multiplication”**for all ages****August 20, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****August 17, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****August 17, 2021:**with Steve Sherman*Loving Math***for grades K to 1****August 13, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****August 12, 2021:**with Paula Krieg*Folded Folly***for ages 7 and above****August 12, 2021:**with Viktor Blåsjö*Meet a Mathematician***for all ages****August 10, 2021:**with Anton Bakker*Meet the Artist***for ages 10 and above****August 10, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****August 10, 2021:**with Steve Sherman*Loving Math***for grades K to 1****August 6, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****August 5, 2021:**with Alex Kontorovich*Ask a Mathematician — Anything!***for all ages****August 3, 2021:**with Max Ehrman and Alex Kontorovich*Math Meets Major League Baseball***for all ages****August 3, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****August 3, 2021:**with Steve Sherman*Loving Math***for grades K to 1****July 30, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****July 27, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****July 27, 2021:**with Steve Sherman*Loving Math***for grades K to 1****July 24, 2021:**with Steve Sherman*Krazy Kahoot***for all ages****July 23, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****July 22, 2021:**with Alex Kontorovich, Deep Singh, and Frank London*The Mathematics of Indian Music***for all ages****July 20, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****July 20, 2021:**with Steve Sherman*Loving Math***for grades K to 1****July 17, 2021:**, nearly six hours of mathematical fun with more than 20 mini-sessions led by MoMath’s most popular speakers,*NYC Math Festival 2021***for all ages****July 16, 2021:**with Alex Kontorovich*Family Fridays*: “Playing with Plato”**for all ages****July 16, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****July 15, 2021:**with Nicholas Katz*Meet a Mathematician***for all ages****July 13, 2021:**with Anton Bakker*Meet the Artist***for ages 10 and above****July 13, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****July 13, 2021:**with Steve Sherman*Loving Math***for grades K to 1****July 9, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****July 8, 2021:**with Alex Kontorovich*Ask a Mathematician — Anything!***for all ages****July 6, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****July 6, 2021:**with Steve Sherman*Loving Math***for grades K to 1****July 1, 2021:**with Pavla Rosenstein and Alex Kontorovich*History of Mathematics in Mesopotamia***for ages 14 and above****June 29, 2021:**with Joshua Zucker*Pascal’s Dots and Fractal Triangles***for ages 10 and above****June 29, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****June 29, 2021:**with Steve Sherman*Loving Math***for grades K to 1****June 25, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****June 24, 2021:**with Paul Zeitz*Fractions Forever***for ages 12 and up****June 24, 2021:**with Catriona Agg*Meet a Mathematician***for all ages****June 22, 2021:**with Joshua Zucker*Children Of Dots***for kids old enough to add, color, and stay careful and organized****June 22, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****June 22, 2021:**with Steve Sherman*Loving Math***for grades K to 1****June 18, 2021:**with Dr. Francesca Iezzi, Dr. Ben Goddard, and Mary O’Brien*Family Fridays*: “Triple Challenge: have fun and get your brain juices flowing … with math!”**for all ages****June 18, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****June 17, 2021:**with Paul Zeitz*Only Isosceles***for ages 14 and up****June 15, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****June 15, 2021:**with Steve Sherman*Loving Math***for grades K to 1****June 12, 2021:**with Steve Sherman*Krazy Kahoot***for all ages****June 11, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****June 9, 2021: Diversity in Computing: Challenges and Possibilities**with Dr. Marie desJardins**for ages 14 and above****June 8, 2021: Meet the Author**with Jordan Ellenberg**for ages 14 and up****June 8, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****June 8, 2021:**with Steve Sherman*Loving Math***for grades K to 1****June 4, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****June 3, 2021:**with Paul Zeitz*Ramsey Theory*: “Absurdly Extravagant Upper Bounds, and the wizards who shrink them”**for ages 14 and up****June 3, 2021:**with Alex Kontorovich*Ask a Mathematician — Anything!***for all ages****June 1, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****June 1, 2021:**with Steve Sherman*Loving Math***for grades K to 1****May 28, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****May 27, 2021:**with Joshua Zucker*Making Infinity Finite***for ages 14 and above****May 26, 2021:**with Anton Bakker, Doris Schattschneider, Jonathan Bailey, and Herman Tulleken*Conway’s Magical Pen***for all ages****May 25, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****May 25, 2021:**with Steve Sherman*Loving Math***for grades K to 1****May 24, 2021:***Statistics in the STEM Classroom: Real-Life Applications and Impacts*(Part II)**for math and physics educators (and other adults)****May 21, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****May 20, 2021:**with Paul Zeitz*Ramsey Theory*: “Coloring Infinite Combs”**for ages 14 and up****May 20, 2021:**with Jordan Ellenberg*Meet a Mathematician***for all ages****May 18, 2021:**with Joshua Zucker*Shift and Subtract: How to make decimals do your bidding***for ages 14 and above****May 18, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****May 18, 2021:**with Steve Sherman*Loving Math***for grades K to 1****May 15, 2021:**with Steve Sherman*Krazy Kahoot***for all ages****May 14, 2021:**with Patrick Vennebush*Family Fridays:*“Punz and Puzzles”**for all ages****May 14, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****May 13, 2021:**with Paul Zeitz*Ramsey Theory*: “The Pigeonhole Principle, on Steroids”**for ages 14 and up****May 12, 2021:***Poetic Math***for all ages****May 11, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****May 11, 2021:**with Steve Sherman*Loving Math***for grades K to 1****May 10, 2021:**with Alex Kontorovich*Noteworthy Math: the math of music and the music of math***for ages 14 and up****May 7, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****May 6, 2021:**with Aditya Dutt for students in grades 4 to 7*Introduction to Tinkercad*(3D modeling software)**May 6, 2021:**with Alex Kontorovich*Ask a Mathematician — Anything!***for all ages****May 4, 2021:**with Joshua Zucker*Mysterious Subtraction***for ages 10 and up****May 4, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****May 4, 2021:**with Steve Sherman*Loving Math***for grades K to 1****April 30, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****April 28, 2021:**with Anton Bakker*Spirals***for ages 10 and up****April 27, 2021:**with Alex Kontorovich*QED: Homework Help… for Parents!***for parents****April 23, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****April 22, 2021:**with Paul Zeitz*The Price of a Game***for all ages****April 16, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****April 15, 2021:**with Steven Strogatz*Meet a Mathematician***for all ages****April 13, 2021:**with Allison DeHart, Peter DeHart, Calvin Wiggs, and Carlo Séquin*Bending Lines***for all ages****April 12, 2021:**with Alex Kontorovich and Jeff Brock*Noteworthy Math: the math of music and the music of math***for ages 14 and up****April 10, 2021:**with Steve Sherman*Krazy Kahoot***for all ages****April 9, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****April 8, 2021:**with Paul Zeitz*Mathematical Mindfulness*: “Everything you wanted to know about… Tiling the Plane”**for ages 10 and up****April 6, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****April 6, 2021:**with Steve Sherman*Loving Math***for grades K to 1****April 3, 2021: 2021 MoMath SET Tournament**with Nat Stahl, Liz McMahon, Gary Gordon, Hannah Gordon, and Rebecca Gordon**for ages 6 and up****April 2, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****April 1, 2021:**with Paul Zeitz*Mathematical Mindfulness*: “Everything you wanted to know about… Triangular numbers”**for ages 10 and up****April 1, 2021:**with Alex Kontorovich*Ask a Mathematician — Anything!***for all ages****March 31, 2021:**with Colin Adams, Doris Schattschneider, Tom Verhoeff, and Anton Bakker*Polylinear and Knotted Sculptures***for ages 10 and up****March 30, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****March 30, 2021:**with Steve Sherman*Loving Math***for grades K to 1****March 26, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****March 25, 2021:**with Paul Zeitz*Mathematical Mindfulness*: “Everything you wanted to know about… Powers of two”**for ages 10 and up****March 24, 2021:***Open Set*2021: a night of musical performance**for all ages****March 23, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****March 23, 2021:**with Steve Sherman*Loving Math***for grades K to 1****March 22, 2021:**with Alex Kontorovich and Luisa Pereira*Noteworthy Math: the math of music and the music of math***for ages 14 and up****March 19, 2021:**with Ben Sparks*Family Fridays:*“More Magical Math”**for all ages****March 19, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****March 18, 2021:**with Paul Zeitz*Mathematical Mindfulness*: “Everything you wanted to know about… A blank sheet of graph paper”**for ages 10 and up****March 16, 2021:**with Jürgen Richter-Gebert*Hidden Messages***for all ages****March 16, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****March 16, 2021:**with Steve Sherman*Loving Math***for grades K to 1****March 14, 2021:**with Steve Sherman*Pi Day*2021: Pi by night**for all ages****March 13, 2021:**with Steve Sherman*Krazy Kahoot***for all ages****March 12, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****March 11, 2021:**with Camille François*Disinformation and the 2020 Election***for adults****March 10, 2021:**with Robert Leonard*Forensic linguistics: Using inductive inference and linguistic pattern recognition to solve crimes with the FBI***for ages 18 and up****March 9, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****March 9, 2021:**with Steve Sherman*Loving Math***for grades K to 1****March 8, 2021:**with Alex Kontorovich and Ben Markham*Noteworthy Math: the math of music and the music of math***for ages 14 and up****March 5, 2021:**with Peter Cavanagh*Avian Arithmetic: The mathematics of bird flight***for ages 10 and up****March 5, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****March 4, 2021:**with Paul Zeitz*Jump-In Geometry:*“Inversion”**for ages 12 and up****March 4, 2021:**with Alex Kontorovich*Ask a Mathematician — Anything!***for all ages****March 2, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****March 2, 2021:**with Steve Sherman*Loving Math***for grades K to 1****March 1, 2021:**with Peter Winkler*Puzzles That Weren’t Used in Mind-Benders for the Quarantined — But Maybe Should Have Been!***for ages 14 and up****February 26, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****February 25, 2021:**with Paul Zeitz*Jump-In Geometry:*“Rotations and Reflections”**for ages 12 and up****February 24, 2021:**with Anton Bakker, Doris Schattsneider, Tom Verhoeff, Stephen L. Macknik, and Susana Martinez-Conde*Optical Illusion Art: Using math, perspective, and dimension to create mind-bending sculptures***for ages 10 and up****February 22, 2021:**with Alex Kontorovich and Anthony DJ Branker*Noteworthy Math: the math of music and the music of math***for ages 14 and up****February 19, 2021:**with Gord!*Family Fridays*: “Mini Mathematical Universes”**for all ages****February 19, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****February 18, 2021:**with Paul Zeitz*Jump-In Geometry:*“Dissections”**for ages 12 and up****February 18, 2021:**with Richard Tapia*Meet a Mathematician***for all ages****February 16, 2021:**with Alex Kontorovich*QED: Homework Help… for Parents!***for parents****February 16, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****February 16, 2021:**with Steve Sherman*Loving Math***for grades K to 1****February 13, 2021:**with Steve Sherman*Krazy Kahoot***for all ages****February 12, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****February 11, 2021:**with Paul Zeitz*Jump-In Geometry:*“Beyond the Compass”**for ages 10 and up****February 9, 2021:**with Philip Dituriv, Andy Davidson, and Andra Turner*Log In! Exploring Logarithms through Experimentation and Play***for students, parents, teachers, and math lovers of all ages****February 9, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****February 9, 2021:**with Steve Sherman*Loving Math***for grades K to 1****February 8, 2021:**with Alex Kontorovich and Stefanie Wolf*Noteworthy Math: the math of music and the music of math***for ages 14 and up****February 5, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****February 4, 2021:**with Alex Kontorovich*Ask a Mathematician — Anything!***for all ages****February 2, 2021:**with Alex Kontorovich*Danger: Your kids might learn to code!***for ages 10 and up****February 2, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****February 2, 2021:**with Steve Sherman*Loving Math***for grades K to 1****February 1, 2021:**with Robert Fuhrer, Aaron Kaswell, Noriko Yoshimura, and Ellie Grueskin*Miyamoto and the Machine*(a documentary about KenKen): film screening and panel discussion**for all ages****February 1, 2021:**with Aaron Kaswell*Puzzle Plays: Using Games, Challenges, and Brain-Teasers in the Math Classroom***for math educators (grades 6 to 12)****January 29, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****January 26, 2021:**with Alex Kontorovich*QED: Homework Help… for Parents!***for parents****January 26, 2021:**with Steve Sherman*Loving Math***for grades 2 to 3****January 26, 2021:**with Steve Sherman*Loving Math***for grades K to 1****January 25, 2021:**with Alex Kontorovich*Noteworthy Math: the math of music and the music of math***for ages 14 and up****January 22, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****January 21, 2021:**with Lisa Piccirillo*Meet a Mathematician***for all ages****January 20, 2021:**with Yoshi Anpuku*Nikoli Puzzle Challenge Contest***for all ages****January 19, 2021:**with Yoshi Anpuku*Nikoli’s Hand-Crafted Puzzle Workshop***for all ages****January 19, 2021:**with Steve Sherman*Loving Math***for ages 5 to 8****January 15, 2021:**with Alison Kiddle*Family Fridays*: “Hidden Hexagons: Secrets of a Six-Sided Shape”**for all ages****January 15, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****January 9, 2021:**with Steve Sherman*Krazy Kahoot***for all ages****January 8, 2021:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****January 7, 2021:**with Alex Kontorovich*Ask a Mathematician — Anything!***for all ages****December 22, 2020:**with Alex Kontorovich*QED: Homework Help… for Parents!***for parents****December 18, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****December 17, 2020:**with Sarah Koch*Meet a Mathematician***for all ages****December 12, 2020:**with Steve Sherman*Krazy Kahoot***for all ages****December 11, 2020:**with Ralph Pantozzi*Family Fridays:*“Are We There Yet?”**for all ages****December 11, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****December 10, 2020:**with Joshua Zucker*Mathematical Magic Tricks***for ages 9 and up****December 9, 2020:**with Aleida Perez, Allen Mincer, Matthew DeMarinis, Heidi Reih, James Tanton, Jordan Pekor, John Hirdt, LoriAnn Pawlik, and Patrick Honner*Statistics in the STEM Classroom: Real-Life Applications and Impacts***for math and physics educators (and other adults)****December 8, 2020:**with Steve Sherman*Loving Math***for ages 5 to 8****December 4, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****December 3, 2020:**with Alex Kontorovich*Ask a Mathematician — Anything!***for all ages****November 23, 2020:**with Alex Kontorovich*Pythagoras to Present Day***for ages 14 and up****November 20, 2020:***The Liar, the Glitch, and the Axiom of Choice***for anyone who has seen some algebra and binary arithmetic before****November 20, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****November 19, 2020:**with Benedict Gross*Meet a Mathematician***for all ages****November 16, 2020:**with Alex Kontorovich*Pythagoras to Present Day***for ages 14 and up****November 13, 2020:**with John Chase*Family Fridays:*“M-Cubed: Math, Mystery, and Magic”**for all ages****November 13, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****November 12, 2020:**with Joshua Zucker*Coins in Twoland, second session***for ages 11 and up****November 11, 2020:**with Joshua Zucker*Coins in Twoland, first session***for ages 11 and up****November 10, 2020:**with Steve Sherman*Loving Math***for ages 5 to 8****November 7, 2020:**with Steve Sherman*Krazy Kahoot***for all ages****November 6, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****November 5, 2020:**with Alex Kontorovich*Ask a Mathematician — Anything!***for all ages****November 2, 2020:**with Alex Kontorovich*Pythagoras to Present Day***for ages 14 and up****October 30, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****October 29, 2020:**with Joshua Zucker*Lost Treasures of the Multiplication Table***for ages 9 and up****October 28, 2020:**with Paul Zeitz*Mathematical Fusion:*“Geometry and Number Theory”**for ages 12 and up****October 27, 2020:**with Alex Kontorovich*QED: Homework Help… for Parents!***for parents****October 26, 2020:**with Alex Kontorovich*Pythagoras to Present Day***for ages 14 and up****October 23, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****October 21, 2020:**with Paul Zeitz*Mathematical Fusion:*“Number Theory and Statistics”**for ages 12 and up****October 20, 2020:**with Eric Schmidt, Julie Gerberding, and Nate Silver*Real and Rational*, the 2020 MoMath gala**October 19, 2020:**with Alex Kontorovich*Pythagoras to Present Day***for ages 14 and up****October 16, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****October 16, 2020:**with James Tanton*Global Math Week:*“Going Completely Wild: Base one-and-a-half, and beyond!” at 5:00 pm**for all ages****October 16, 2020:**with James Tanton*Global Math Week:*“Going Completely Wild: Base one-and-a-half, and beyond!” at 11:30 am**for all ages****October 15, 2020:**with Joshua Zucker*Alice’s Adventures in Short Division***for ages 10 and up****October 15, 2020:**with Mario Livio*Meet a Mathematician***for all ages****October 15, 2020:**with James Tanton*Global Math Week:*“Fractions as Decimals … and something Irrational” at 5:00 pm**for all ages****October 15, 2020:**with James Tanton*Global Math Week:*“Fractions as Decimals … and something Irrational” at 11:30 am**for all ages****October 14, 2020:**with Paul Zeitz*Mathematical Fusion:*“Electrical Circuits and Random Walks”**for ages 12 and up****October 14, 2020:**with James Tanton*Global Math Week:*“Mind-Blowing Division” at 5:00 pm**for all ages****October 14, 2020:**with James Tanton*Global Math Week:*“Mind-Blowing Division” at 11:30 am**for all ages****October 13, 2020:**with James Tanton*Global Math Week:*“Dots and Tods … and Subtraction” at 5:00 pm**for all ages****October 13, 2020:**with James Tanton*Global Math Week:*“Dots and Tods … and Subtraction” at 11:30 am**for all ages****October 12, 2020:**with James Tanton*Global Math Week:*“Weird English … and Addition and Multiplication” at 11:30 am**for all ages****October 11, 2020:**with James Tanton*Global Math Week:*“Wild Machines” at 5:00 pm**for all ages****October 10, 2020:**with James Tanton*Global Math Week:*“The Five-Card Mind-Reading Trick” at 5:00 pm**for all ages****October 10, 2020:**with James Tanton*Global Math Week:*“The Five-Card Mind-Reading Trick” at 11:30 am**for all ages****October 9, 2020:**with John Chase*Family Fridays:*“Flying Math: Can Math Help You Juggle?”**for all ages****October 9, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****October 8, 2020:**with Rebecca Roberts, Caitlin Miller, Dexter Senft, and Peter Winkler*Write Angles:*“Math Words Trivia Night”**for ages 14 and up****October 6, 2020:**with Steve Sherman*Loving Math***for ages 5 to 8****October 2, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****October 1, 2020:**with Christopher Danielson*Fun with Mathematical Definitions***for ages 10 and up****October 1, 2020:**with Alex Kontorovich*Ask a Mathematician — Anything!***for all ages****September 30, 2020:**with Karl Schaffer*Dancing with Circles***for all ages****September 25, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****September 24, 2020:**with Rebecca Roberts, Caitlin Miller, Dexter Senft, and Peter Winkler*Write Angles:*“Code Breaking: Patterns and Sequences”**for ages 14 and up****September 23, 2020:**with Adrienne E. Adams, Monica Jackson, William A. Massey, James McLurkin, Jelani Nelson, John Urschel, and Ashia Wilson*Bending the Arc***for all ages****September 21, 2020:**with Alex Kontorovich*Pythagoras to Present Day***for ages 14 and up****September 18, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****September 17, 2020:**with Joshua Zucker*Egyptian Mystery***for ages 11 and up****September 17, 2020:**with Donald Richards*Meet a Mathematician***for all ages****September 16, 2020:**with Andreas Matt*I AM A.I.: Explaining Artificial Intelligence***for ages 14 and up****September 14, 2020:**with Alex Kontorovich*Pythagoras to Present Day***for ages 14 and up****September 13, 2020:**with Steve Sherman*Krazy Kahoot***for all ages****September 11, 2020:**with Roderick Kimball*Family Fridays:*“Puzzle Play”**for all ages****September 11, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****September 10, 2020:**with Rebecca Roberts, Caitlin Miller, Dexter Senft, and Peter Winkler*Write Angles:*“Word Ladders and Water Pouring Puzzles”**for ages 14 and up****September 9, 2020:**with Paul Zeitz*Some Sums***for ages 10 and up****September 8, 2020:**with Steve Sherman*Loving Math***for grades K through 3****September 4, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****September 3, 2020:**with Joshua Zucker*Liar’s Bingo***for ages 11 and up****September 3, 2020:**with Alex Kontorovich*Ask a Mathematician — Anything!***for all ages****August 28, 2020 – August 30, 2020:**with Steve Sherman*MoMath Mayhem***for all ages****August 28, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****August 26, 2020:**with Po-Shen Loh*Math vs. COVID-19***for ages 11 and up****August 22, 2020:**with Anton Bakker*Alternative Perspective*Opening Reception and Meet the Artist**for all ages****August 21, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****August 20, 2020:**with Steve Sherman*Loving Math***for grades K through 3****August 14, 2020:**with Amy Alznauer*Family Fridays*: “Infinite Dreams: The Story and Childhood Games of the Mathematical Genius Ramanujan”**for all ages****August 14, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****August 13, 2020:**with Alex Kontorovich*Ask a Mathematician — Anything!***for all ages****August 7, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****August 4, 2020:**with Peter Winkler*Hats and Liars*: “Logic Puzzles”**for ages 14 and up****July 31, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****July 30, 2020:***Stone Age Math***for ages 10 and up****July 28, 2020:**with Peter Winkler*Hats and Liars*: “Hat Puzzles”**for ages 14 and up****July 24, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****July 18, 2020: NYC Math Festival 2020 – Online!**, nearly six hours of mathematical fun with more than 20 mini-sessions led by MoMath’s most popular speakers,**for all ages****July 17, 2020:**with Scott Kim*Family Fridays*: “Word Patterns: Pinwheels, Tessellations, and Ambigrams”**for all ages****July 17, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****July 14, 2020: “Beyond Infinity,” the fourth session in the**with Paul Zeitz*Big and Very Big Number Series***for all ages****July 14, 2020:**hosted by Dr. Alex Kontorovich*Meet a Mathematician***for all ages****July 10, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****July 9, 2020: “Path Puzzles”**with Roderick Kimball**for ages 12 and up****July 7, 2020: “To Infinity…,” the third session in the**with Paul Zeitz*Big and Very Number Series***for ages 14 and up****July 2, 2020:**with Alex Kontorovich*Ask a Mathematician — Anything!***for all ages****July 2, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****June 30, 2020: “Unimaginably BIG Numbers,”****the second session in the**with Paul Zeitz*Big and Very Big Number Series***for all ages****June 25, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****June 22, 2020:**with Marcus G. Miller*Quadrivium*: “Math, Music, and the Moral Imagination”**for all ages****June 19, 2020:**with Godwyn Morris*Family Fridays*: “Engineering with Paper”**for all ages****June 19, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****June 9, 2020:**hosted by Dr. Alex Kontorovich*Meet a Mathematician***for all ages****June 8, 2020: “Pascal’s Playground”**with Paul Zeitz**for ages 10 and up****June 5, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up****June 4, 2020:**with Alex Kontorovich*Ask a Mathematician — Anything!***for all ages****May 29, 2020:**with Kathleen Sheridan*Folding Fridays***for ages 7 and up**.*Cat Box origami design by Gay Merrill Gross (taught with permission of the creator)***May 28, 2020:**with Paul Zeitz*Games of Little to No Chance***for ages 14 and up****May 20, 2020: “How Mathematics Connects Us”**with Philipp Legner**for students in grades 6 to 12****May 19, 2020: “Get in the Game — with Math!”**with Brian Macdonald and Tim Chartier**for ages 11 and up****May 15, 2020:**with Jay Pasachoff*Family Fridays*: “Sky Spectaculars: Now You See It, Now You Don’t!”**for all ages****May 14, 2020: “Solar Eclipses: Math, Science, and Spectacle”**with Jay Pasachoff**for ages 12 and up**hosted by Dr. Alex Kontorovich**May 12, 2020:***Meet a Mathematician***for all ages**with Dr. James Tanton**May 7, 2020: “The Astounding Mathematics of Lines in Circles”****for all ages**with Dr. Alex Kontorovich**May 7, 2020:***Ask a Mathematician — Anything!***for all ages****May 5, 2020: “From ‘Circle-ometry’ to Trigonometry: Exploring the Story of Trigonometry and Why the Curriculum Does it Backwards”****for math educators (and other adults!)**with OrigamiUSA’s Wendy Zeichner**April 23, 2020:***Folding Fun Online***f****or ages 7 and up**with Dr. Jürgen Richter-Gebert**April 15, 2020: “Home Base: Mathy Things to Do at Home”****for all ages****April 10, 2020:**with Dr. Lauren Rose*Family Fridays*: “Math Meets Art: Making a Rubik’s Cube Mosaic”**for all ages****April 6, 2020: “Math Flash! A New Look at an Old Problem”**with Dr. Po-Shen Loh**for ages 18 and up****April 2, 2020:**with Dr. Alex Kontorovich*Ask a Mathematician — Anything!***for all ages****March 26, 2020:**with Dr. Alex Kontorovich*Ask a Mathematician — Anything!***for all ages**

While MoMath strives to provide video recordings whenever possible, copyright, author, and publicist permissions and credit earning issues can impede distribution. You are encouraged to attend events in real time whenever possible.

**Pricing**

Please note that a video recording of an event is a separate purchase, not included in the registration fee for attending an event.

MoMath members receive free access to video recordings. To take advantage, please email videos@momath.org using the email address associated with your MoMath membership.

Please make any purchases promptly, as the list of recordings may change over time.

**Single-Purchaser Viewing Rights**

MoMath’s video recordings are meant to be viewed by only you — kindly do not screen these videos to a group, distribute them to others, or post them to social media. A separate purchase for each viewer is required, and your support of MoMath’s programming is appreciated.