### Diagramming: Curves and Crease Patterns

by Andrew Hudson
The addition of curvature introduces some situations which conventional crease patterns are not good at dealing with. I present some ideas for incorporating surface curvature into crease patterns, and discuss why I chose these schematics.

### Diagrams: Color Shifter Duo Star

Diagrams for an elegant seven piece color-change modular.

### All Our Yesterdays

by Nick Robinson
Thoughts on preserving origami history

### Diagrams: Horse

by Fabian Correa
Diagrams for an expressive and graceful horse.

### Crease Pattern: Waterdragon

Crease pattern and design notes for a complex asymmetric waterdragon.

### Paper Review #5: Origamido

This time it's all about Origamido&reg;. It's a unique paper Michael LaFosse and Richard Alexander make specifically for origami.

### Diagrams: Hiccius Doccius

Diagrams and video tutorial for a color-change box modular.

### Divider Inserts for N-sided Boxes

by Arnold Tubis and Crystal E. Mills
A method for making four-compartment side–to–side or corner–to–corner divider inserts for prism-shape containers with square faces is generalized so as to produce n equal compartments of specified height for a container with an n–sided regular-polygon face.

### Paper Review: The Making of Handmade Kozo

Ilan Garibi describes the paper making process for Kozo - from tree to finished sheet. He had the unique opportunity of doing a workshop at Tut Neyar in Israel.

by Winston Lee

### Publicizing Books Online

This article presents different ideas on how to publicize origami books online. These tips are useful for authors, but can partly also be applied by origami enthusiasts wishing to support creators - and thus ensure books continue to be published.

### Diagrams: Martinet

New diagrams for an early model.

### Crease Pattern: Honeycomb

With many tessellations, the obvious way to design the crease pattern doesn't necessarily result in a foldable pattern. By adding extra creases to the pattern, you can sometimes find an alternate way to the finished form, as you'll see in this geometric pattern.

### Crease Pattern: Dragon in Parque Güell

By Toshikazu Kawasaki
Crease pattern for Toshikazu Kawasaki's Dragon inspired by a statue in Barcelona. OrigamiUSA members have contributed diagrams and a video tutorial for this model as well.