Pete's Blog
Inverting Circles
The design below was created using inversive geometry, combined with a twisting rotation. Inversive geometry is a nice way to introduce the idea of switching back and forth between different...
Inverting Circles
The design below was created using inversive geometry, combined with a twisting rotation. Inversive geometry is a nice way to introduce the idea of switching back and forth between different...
Roundabout Maps
We've developed an interest in puzzles that use a single tile shape and have markings on the tiles that create loops, roads, or even knots. Most of those examples have...
Roundabout Maps
We've developed an interest in puzzles that use a single tile shape and have markings on the tiles that create loops, roads, or even knots. Most of those examples have...
Exploring Penrose P3
Roger Penrose is well known for his collaborations with Stephen Hawking studying black holes. Perhaps being a cosmologist made him interested in the work of Kepler. And perhaps that led...
Exploring Penrose P3
Roger Penrose is well known for his collaborations with Stephen Hawking studying black holes. Perhaps being a cosmologist made him interested in the work of Kepler. And perhaps that led...

Ann Arbor Art Fair 2018
Heidi and I started our business in early 2017, and had our first show in July of that year in Charlevoix, Michigan. At the time, it was hard to imagine...
Ann Arbor Art Fair 2018
Heidi and I started our business in early 2017, and had our first show in July of that year in Charlevoix, Michigan. At the time, it was hard to imagine...
Lexen's Tricurve: a curvy triangle from a semic...
Not long after we went online, we received a note from Tim Lexen of Cumberland, Wisconsin. Tim had created an elegant, simply defined shape he calls the Tricurve. Since the...
Lexen's Tricurve: a curvy triangle from a semic...
Not long after we went online, we received a note from Tim Lexen of Cumberland, Wisconsin. Tim had created an elegant, simply defined shape he calls the Tricurve. Since the...