Blog

In contrast to model descriptions, blog posts may be longer pieces of text about various subjects related to origami, pictures from origami conventions, information about my workshops, etc. There are currently 111 posts on this page. You can filter posts by their category:

2021

Centerfold Restored

Centerfold Restored

After some back and forth, Centerfold 2021 was reactivated and is scheduled for July 30th to August 1st. While I won’t be abl...

Joisel Award 2021

Joisel Award 2021

Until May 31st, 2021, you can nominate candidates for this year’s Joisel Award. If you noticed any outstanding origami this y...

Centerfold 2021 Canceled

Centerfold 2021 Canceled

Centerfold homepage with the information I was sad to learn that Centerfold 2021, where I was supposed to be one ...

Commenting enabled

Commenting enabled

Today, I enabled comments on models, instructions and blog posts. They are implemented with utterances which means you need to log in using a GitHub account ...

Workshop at BOS Spring VCON

Workshop at BOS Spring VCON

On April 10th, 2021, I had the opportunity to give a workshop at BOS Virtual Convention Spring 2021. The main subject was my Box with Woven Triangles V but s...

Coloring Paper with Inkjet Printer

Coloring Paper with Inkjet Printer

When folding Stars and Squares, I decided to try coloring Elephant Hide paper by just printing it over with a uniform color u...

Workshop at Frühlingsfalten 2021

Workshop at Frühlingsfalten 2021

Origami Deutschland organized an event called Frühlingsfalten (Spring Folding) on March 20th, 2021, and I was happy to give a workshop there. We folded two m...

Book wrapping foil review

Book wrapping foil review

I folded a crane as an experiment from Herlitz book wrapping foil, and to my surprise, it proved to be a rather nice folding material. I also folded a Fujimo...

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2020

Two Hexagons from A4 minus square

Two Hexagons from A4 minus square

Have you noticed that the strip which stays behind when you cut a square from an A4 sheet of paper, is just the right size for cutting two small hexagons?

Workshop at World Origami Days 2020

Workshop at World Origami Days 2020

I will be teaching my Shamrock 1.1 Box in less than two weeks during the World Origami Days event organized by OrigamiUSA. Wh...

Miscellaneous updates

Miscellaneous updates

First update in a long time. Fixed some broken links, updated envelopener article, added a link to my origami interview in The Fold, uploaded slides from my ...

Pajarita Monument in Zaragoza

Pajarita Monument in Zaragoza

This monument to the origami Pajarita advertises EMOZ, one of the few origami museums in the world. Both the monument and the...

Khepera Paper Review

Khepera Paper Review

I learned about Khepera from Robin Scholz several years ago and I’ve become a fan of this paper, though I must warn you up-front that it’s good only for some...

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2019

Ogawa Washi Paper Review

Ogawa Washi Paper Review

Radioactive Tessellation was my first fold using Ogawa Washi paper. The paper is thin, but still provides some resistance during folding, which I liked since...

Interview in The Fold

Interview in The Fold

I gave an interview to The Fold, OrigamiUSA’s online magazine (no membership required for access). As a bonus, it includes fo...

Korean Hanji Paper Review

Korean Hanji Paper Review

I folded the Crucifix model with Korean Hanji paper which had been on my waiting list for some time. Note that Origami Shop s...

Ogura Paper Review

Ogura Paper Review

I folded my Titanic model from beige Awagami Ogura paper (75 gsm). This is a long-fiber, relatively soft paper. Creases were ...

Rouketsu Paper Review

Rouketsu Paper Review

Folding Star of David Tessellation II was the first time I folded Leathac Rouketsu paper. Classified as 105 gsm, it is quite ...

Splendorgel Paper Review 2

Splendorgel Paper Review 2

For folding Frank’s Bow Tie, I chose Fedrigoni Splendorgel Extra White 100 gsm paper. I reviewed the same paper earlier alrea...

Givande Paper Review

Givande Paper Review

I used Spider’s Web (Ben Goldberger) model to test a sheet of paper which is sold by IKEA under the name Givande and which I ...

Notes on Tant Paper

Notes on Tant Paper

I folded Lucky Star Fractal Tessellation from a sheet of grey Tant paper which I bought at the CDO convention in Italy. I use...

Outdoor Origami Meeting 2019

Outdoor Origami Meeting 2019

This is my display at 17th Outdoor Origami Meeting (Plener Origami) 2019 in Kraków, Poland. It was great to be there and fold...

Biogami Paper Review

Biogami Paper Review

I used Braided Pinwheel Tessellation to test Biogami paper which I got interested in after se...

Edokosome Paper Review

Edokosome Paper Review

Lucky Star Fractal (Open Back) was the first model I folded from Edokosome paper which I bought at CDO convention. I wasn’t quite sure I would like it since ...

Accademia Paper Review

Accademia Paper Review

Epiphany III is a large model, folded from an almost complete B1 sheet of Fabriano Accademia 120 gsm paper which I found at a...

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2018

Vintage Paper Review

Vintage Paper Review

I used Christmas Tree 2018 model for testing out Vintage paper. At 65 gsm, it’s rated thinner than most papers I use, and it ...

Lokhu Paper Review

Lokhu Paper Review

Folding Twist Again Tessellation was an opportunity to test L...

My display at CDO Convention 2018

My display at CDO Convention 2018

These are my origami models displayed at CDO Convention 2018 in Pisa/Tirrenia. This was my first time at the Italian conventi...

Yohishi (Bear Hide) Paper Review

Yohishi (Bear Hide) Paper Review

Sunflower Tessellation (3×3) was the first model I folded from Yohishi (Bear Hide) paper. This is a thick paper which would p...

Splendorgel Paper Review

Splendorgel Paper Review

Folding Lucky Star Box (Simplified) was also a test of Fedrigoni Splendorgel paper which I discovered at a local PaperConcept...

Double Corrugated Paperboard Review

Double Corrugated Paperboard Review

I folded a huge paper boat in order to test the feasibility of folding from thick double-layer corrugated board. As could be ...

Biotope Paper Review

Biotope Paper Review

Making Flow Tessellation was the first time I folded Biotope paper, and I admit I liked it very much. It is thinner than Tant...

Lokta Paper Review

Lokta Paper Review

Latin Cross Tessellation was the first model I folded from Nepalese Lokta paper, so here’s a short review. Summary: the paper...

My models at BOS50

My models at BOS50

This is my model exhibition at BOS50, the 50th Anniversary Convention of British Origami Society, which took place in Stratfo...

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2017

Folding Felt

Folding Felt

I folded Max Hulme’s Cat from a square of felt pasted onto aluminum foil. Surprisingly, this composite material was quite wel...

Earth Treasure Paper Review

Earth Treasure Paper Review

I folded Union Jack Tessellation from a paper called Earth Treasure, a single sheet of which I bought for testing at Outdoor ...

Wibalin Paper Review

Wibalin Paper Review

Folding Flower Tessellation presented me with an opportunity to test Wibalin paper. This is a thick (125 gsm) paper originall...

Palatina Paper Review

Palatina Paper Review

I folded Leafless Hydrangea in order to test a new kind of pa...

Murillo Paper Review

Murillo Paper Review

Big and Small Squares was the first model I folded from Fabriano Murillo paper. It is acid free and promises good color stability (with many vivid colors ava...

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2016

Notes on Laid Paper

Notes on Laid Paper

I folded Chevron Corrugation (UUDD-DDUU) from thick laid paper with an interesting texture. This kind of paper can readily be...

A Heap of my New Origami Designs

A Heap of my New Origami Designs

This heap of new origami designs is waiting on my table until I can make clean folds and document them properly. Unfortunatel...

Envelopener usage and maintenance

Envelopener usage and maintenance

Envelope openers are very useful tools for origami folders and other craftspeople, but they do have a number of quirks. After answering a question about gett...

Articles added

Articles added

A new Articles section added in origami. It contains links to some older texts I wrote as well as a new article, Envelopeners: usage and care.

Eko Lux Paper Review

Eko Lux Paper Review

While folding Double Spearhead Tessellation, I reviewed Eko-Lux paper.

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2015

Tsumugi paper — first impressions

Tsumugi paper — first impressions

Tsumugi is a thick Japanese paper decorated with a linen-like texture of thick “yarns” running along one direction. I bought a sheet at Modulor (Berlin) and ...

Tessellations section added

Tessellations section added

New section Tessellations added to origami page along with a number of models which I had only put on flickr but not on this page before. On this page some c...

Introducing Building Block Units

Introducing Building Block Units

My article, Introducing Building Block Units, was published in The Fold. This text describes my Building Block Units (BBUs) a...

Cubes and Cuboids section added

Cubes and Cuboids section added

Added instructions for the new Woven Slit Module (WSM) along with usage examples in the newly added section Cubes and cuboids. This section was added, and ma...

Two new sections added

Two new sections added

Two new sections added to origami page: Single-sheet geometric models and Origami-related images. Crease patterns for Bumpy Octahedron and Name Plate were ad...

Tangles section added

Tangles section added

Added new section: Origami — Tangles with three new models from Robert Lang’s Himalaya series: Gasherbrum, Makalu, and Annapurna plus Five Intersecting Tetr...

Architecture section added

Architecture section added

Added instructions for the Building Block family of units along with usage examples in the newly created Origami — Architecture section as well as in Fractal...

Prior art found for some units

Prior art found for some units

After searching for prior art of origami units I designed, I found out that two had been published before by others. Added appropriate credit on Swallowtail ...

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2013

Page moved to new domain

Page moved to new domain

After 9 years of existence at hektor.umcs.lublin.pl (and a few earlier locations since 1996), my page is now moving to its own domain, michal.kosmulski.org

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2012

Link fixes

Link fixes

Some fixes in dangling links found all over the origami section of my site.

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2011

Anaglyphs added

Anaglyphs added

A new section is now online: 3D anaglyph images of origami.

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2009

Site cleanup

Site cleanup

Fixing dead links and minor updates in all sections of the page; unfortunately some pages with diagrams of different origami units seem to be permanently gon...

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2008

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2006

Folding instructions added

Folding instructions added

Added a new section: Origami — Folding instructions. At the moment, only instructions for the Oxi module are available.

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2004

Page moved to new server

Page moved to new server

Page moved to a new server (michal.kosmulski.org); Please update your bookmarks and links.

Origami section added to my homepage

Origami section added to my homepage

On September 8th, 2004, I added an origami section to my personal homepage. This version was online for over 15 years until t...

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