Issue 19, November–December, 2013

OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by Hadi Tahir
Diagrams for a box-pleated snake designed by Hadi Tahir.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
Curved-crease origami can be designed by considering the properties of ruling lines, lines on the crease pattern that remain straight in the 3D folded form. This technique was developed by David Huffman, who identified conic section curves has being particularly suitable for curved-crease designs. Two examples using ellipses are given as crease patterns.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by Rick Nordal
A paper folding game invented by Rick Nordal. How many seconds will it take you to fold a snowflake paper into a sequence of geometric snowflake shapes? The player with the fastest folding time wins!
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by Herdy Soepono
Diagrams for two simple connected mountains by Herdy Soepono.
Here is a delightful and vivid summary of Leyla Torres' experiences at PCOC 2013 in Albuquerque, NM.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
Diagrams for a 30-piece modular design by Valentina Minayeva of Ukraine.
We tested Elephant Hide by Zanders in our first review. This time it's Efalin, also by Zanders. Read the review to see how this strong paper held up in our review.
A first hand look into an iPhone app called 'Mr Shingu's Paper Zoo,' reviewed by Gilad Aharoni, an origami-dad.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
Diagrams and video for a 6 piece modular star by Maria Sinayskaya.
A lost shoe, a jar, a mysterious dog, an ugly cat, and the simplest Sudoku ever. Yes, it is a convention report. An Italian one. And yes, you've got to read it!
Diagrams for a dollar bulldog, one of Janessa's first creations.
by Sjaak Adriaanse
Paper hoarders will appreciate this nifty tool for cutting leftover pieces of paper into common size ratios like 4 by 3, Golden and Silver rectangles, or the ratio of the dollar bill.
Modern life and technology modify our world, making it smaller. One of the communities that was born in a virtual environment is flickr, a photo sharing site. That is where I got to know Dáša Ševerová, one of the rising stars in the tessellation and stars field.

Issue 18, September–October, 2013

OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by Thomas E. Cooper
Diagrams for a simple pyramid model with variations, used for to help teach geometry.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
Diagrams for a 30 piece modular by Uniya Filonova of Russia.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by Hadi Tahir
Diagrams for a sheep by Indonesian artist Hadi Tahir.
When you think about handmade papers, three names come to mind: Origamido, Unryu, and Lokta. We had already reviewed the first two, so it was time to complete the trio.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
Diagrams for a 8 piece modular star by Maria Sinayskaya of South Africa.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
Diagrams for the 2013 OrigamiUSA Holiday Gift.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
This time it is a two-in-one combo! Making L shape units, you are challenged to either fit them in a flat box, or make a cube! So sharpen your fingernails as well as your wits!
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by Arnold Tubis
Arnold Tubis offers yet another dollar bill fold of George Washington, framed on both sides of the model using two dollar bills.
A report of the BOS Autumn 2013 Convention, Aug 30th - Sept 1st 2013, Edinburgh, Scotland
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by Thomas Hull
Several variations on a hexagon-based, iso-area, geometric collapse method are shown. Some of these were taught at the 2013 OrigamiUSA Annual Convention in New York City.
Imagine a creator who dedicates his time and talent to only one subject, for example only roses. What could make an artist narrow the scope of his work so much? Naomiki Sato reveals some secrets to help you know him better and perhaps understand how his origami mind works.
by Román Díaz
Román Díaz presents a thorough and engaging review of John Montroll's "Horses in Origami".

Issue 17, July-August, 2013

OrigamiUSA members and those with an Access Pass, please sign in to access this article.
A crease pattern for a box-pleated dragonfly.
With so many readers responding with surprising solutions, we had to collect and show them to you! Look inside only if you have tried to solve the Heart puzzle!
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by Arnold Tubis
A folding method for closed masu boxes from a single square, generalized to masu-like structures with regular polygonal bases.
Bible paper is thin, made to be handled excessively, and last for a long time. Read here whether it's also good for folding.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by J.C. Nolan
An article describing the use of swatches in Adobe Illustrator for the graceful degradation of color documents to monochrome.
An interview with paper artist Hilli Zenz, who also paints paper to produce unique origami models
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
Diagrams for a 30 piece modular design by Natalia Romanenko of Moldova.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
Diagrams for an elegant shrimp by Joseph Fleming, a detailed model folded simply from an isosceles right triangle.
An unusual origami puzzle that is based on Kami, using the white side to challenge you - can you a make a white square from these four units?
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
This article aimed at novice folders examines the design and folding process for geometric bowl and vase models characterized by a series of curved pleats.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
Diagrams for an amazingly simple 3D heart by Ekaterina Lukasheva of Russia.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by Arnold Tubis
Diagrams are presented for a model of George Washington in a 'Star of David' hexagonal frame folded from four one-dollar bills.

Issue 16, May-June, 2013

The art work of Víctor Coeurjoly reminds me of that of Salvador Dali, no less. To get to know him better, read his answers in this short and sharp interview. You could also try your hands with one of his models!
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
This month's crease pattern folds a symmetric subject on an inherently unsymmetric base.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
Diagrams for a low intermediate kitten by Jason Ku.
I have always truly and deeply loved Michael LaFosse's butterflies. This new publication presents them beautifully, in my opinion a must-buy!
The third installment of the 2013 convention newsletter!
The second installment of the 2013 convention newsletter!
This is the first installment of this year's convention newsletter, bringing a taste of the New York OrigamiUSA Annual Convention to everyone!
Recommended by Satoshi Kamiya and Origami House, Sato Gami was definitely a paper we had to review. Did it live up to its expectations?
This wonderful new book stays true to its subtitle: its simple elegance and attention to detail quickly captured my heart, just as I believe it will many of yours!
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
Diagrams for an origami Owl designed by Sébastien Limet in a cartoon style.
After three Italian conventions, Ilan Garibi tries his hand with some Spanish folds, experiences siesta, views an unforgettable exhibition, and meets guests of honor from three different continents.

Issue 15, March–April, 2013

OrigamiUSA members and those with an Access Pass, please sign in to access this article.
Diagrams for a modular pureland rose made from 1:2 rectangles.
By Kay (HyunKyung) Lee
Impressions of Kay Lee and SeJin Park, first timers from Korea attending the 2012 OrigamiUSA convention in New York City: pre-convention, convention activities, oversized competition, etc.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
Another chapter in the origami puzzles series. This time you have to fit four Zs and an H together to form a cube. But first you have to fold them!
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
Diagrams for a simplified color-change diamond playing card symbol by Meenakshi Mukerji.
In the search for a translucent paper we came across glassine by Modulor.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by Hadi Tahir
Diagrams for an abbreviated phrase of love by Hadi Tahir.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
A hex-pleated design for a long-legged katydid with some discussion of the design principles.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by Françoise Halvorsen
New diagrams for this traditional flower drawn by Françoise Halvorsen.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by Arnold Tubis
A tribute to the late Cyril Tessier (2003 Ranana Benjamin award winner), this article presents diagrams for a money fold of George Washington crossing the Delaware River.
Liliana Badillo interviewed Sara Adams, who is probably best known for her instructional origami videos.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by Sy Chen
A generalized folding construction to divide the sides of triangles (and other non-square shapes) into rational divisions.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by Wayne Tanaka
Diagrams for a cormorant taking flight by Wayne Tanaka.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by Joseph Moghadam
A report on the first International Winter Origami Exchange.

Issue 14, January–February, 2013

OrigamiUSA members and those with an Access Pass, please sign in to access this article.
Diagrams for a Valentine Heart Envelope to contain a letter or small present for that special someone.
This review is a bit different. We tested different ways of preparing Unryu before folding different animals from the resulting sheets.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
Another chapter in the origami puzzles series. This time you have to fit four Zs in a square box, but first you have to fold them!
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by Talo Kawasaki
Celebrate the Lunar New Year with Talo's "Happy Success Snake", aka H.S.S.
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
by Emily Sue Kwan
Students at the University of Rochester fold 1000 cranes.
Liliana Badillo spoke about many interesting things with Tom Hull, such as his experience in designing modular origami, his inspiration, and the way he uses origami for teaching mathematics.
Thoughts on the work involved in creating and evaluating Origami Model Collections
OrigamiUSA members and those with an Access Pass, please sign in to access this article.
A report on the 2012 East Bay Origami Convention in Berkeley, California.
Simplicity is a virtue, and this swan is simple indeed.