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The Math in the Window

When I first visited Finney Chapel at Oberlin College in Ohio, I was struck by the round window; it lacked ...

Geometiles and the Path to Academic Success in a Post-Pandemic World

What are the letters spelling "28 LIBERTY" made of Geometiles doing on a hot summer day in Lower Manhattan? The ...

Accidental Area Problem

Every summer, I participate in math photo challenge on Twitter. This week's prompt was "area"; we were specifically instructed to ...

Modeling the Newly Discovered Aperiodic Monotile with Geometiles

The world of tilings has recently had a breakthrough discovery: for the first time a single shape has been found ...

The Geometiles Klein Bottle

Delighting mathematicians, artists, and children alike, the Klein Bottle is a whimsical and perplexing surface that was discovered by the ...

Pi Day 2022: a regular 30 sided polygon.

Several years ago, I explored approximating Pi with polygons made of Geometiles. I described my findings in this blog. Fast ...

Introducing Mobies!

This story started with our desire to expand the capability of the Geometiles® to make transformable hinged constructions. In particular, ...

Art With a Mathematical Bent at the Japanese Friendship Garden

I recently had the honor of having my mathematical art exhibited in a non-mathematical setting for the first time. The ...

Campanus’ Sphere

In these very uncertain times, I find it comforting to look at something eternal and classical. It’s even better if ...

NYC Math festival 2020, online

This was the 5th time that the National Museum of Mathematics (MoMath) hosted its annual math festival. Last year, the ...

Viral Geometry

For the past several months, our lives have been essentially ruled by a virus. As a result, virology is a ...

For the LOVE of Math

This past Valentine's Day I decided to build a Geometiles version of Robert Indiana's iconic Love sculpture. I wanted to ...