Cube (Semi-Sonobe Variant M)
A cube from Semi-Sonobe Variant M units.
Michał Kosmulski
You can find out more about me and my origami work on the About me page. Below are some models I designed, including models designed together or independently with other authors.
Semi-Sonobe Variant M
A variant of the original Semi-Sonobe unit, with 3D decorations in the vertices of finished models.
Cube (Semi-Sonobe Variant L)
A cube from Semi-Sonobe Variant L units.
Semi-Sonobe Variant L
A variant of the original Semi-Sonobe unit.
Cube (Semi-Sonobe Variant K)
A cube from Semi-Sonobe Variant K units.
Semi-Sonobe Variant K
A variant of the original Semi-Sonobe unit.
Cube (Semi-Sonobe Variant J)
A cube from Semi-Sonobe Variant J units, with windmill-like decorations in the vertices.
Semi-Sonobe Variant J
A variant of the original Semi-Sonobe unit that produces windmill-like decorations in the vertices of finished models.
Cube (Semi-Sonobe Variant I)
A cube from Semi-Sonobe Variant I units.
Semi-Sonobe Variant I
A variant of the original Semi-Sonobe unit.
Cube (Semi-Sonobe Variant H)
A cube from Semi-Sonobe Variant H units. This variant has no color change, in contrast to most others, but produces spectacular “horns” on the vertices of th...
Semi-Sonobe Variant H
A variant of the original Semi-Sonobe unit that produces spiky decorations in the vertices of finished models. No color change, in contrast to most other var...
Cube (Semi-Sonobe Variant G)
A cube from Semi-Sonobe Variant G units. Note that this variant has no color change, in contrast to most others.
Semi-Sonobe Variant G
Another variant of the original Semi-Sonobe unit. In contrast to most other variants, this one does not have a color change.
Cube (Semi-Sonobe Variant F)
A cube from Semi-Sonobe Variant F units.
Semi-Sonobe Variant F
Another variant of the original Semi-Sonobe unit.
Cube (Semi-Sonobe Variant E)
A cube from Semi-Sonobe Variant E units.
Semi-Sonobe Variant E
Another variant of the original Semi-Sonobe unit.
Cube (Semi-Sonobe Variant D)
A cube from Semi-Sonobe Variant D units.
Semi-Sonobe Variant D
Another variant of the original Semi-Sonobe unit.
Volcano III (Volcano Hat)
I designed this model for the folding competition at the 2026 convention of the Polish Origami Association, whose topic was… headgear. Yes, it’s a volcano me...
Volcano II
An improved volcano model (compared to Volcano I). It not only has color-change lava flows, but I also changed the proportions and added some shaping of the ...
Volcano I
A simple volcano model with color-change lava flowing out of the crater.
Cube (Semi-Sonobe Variant C)
A cube from Semi-Sonobe Variant C units.
Semi-Sonobe Variant C
A variant of the original Semi-Sonobe unit that results in color-change vertices in the finished model.
Two-Unit Cube III with Symmetric Connection and Tennis-Ball Coloring
When we folded Two-Unit Cube III during the Eindhoven Convention, Jannie van Schuylenburg noticed that one could connect the two units in a symmetric way ins...
Solid Cube with Tennis-Ball Coloring
This fold of Solid Cube uses two colors of paper for an interesting effect. During one of my workshops, where we folded Two-Unit Cube III, a participant whos...
Cube (Semi-Sonobe Variant B)
A cube from Semi-Sonobe Variant B units.
Cube (Semi-Sonobe Variant A)
A cube from Semi-Sonobe Variant A units.
One Hundred Origami Vases
Exactly one hundred pieces of my Geometric Vase 1.1, folded in the background of other activities. The vases were folded from small hexagons cut from leftove...
Möbius Strip VII (variant B) with Color Change
A rendition of Möbius Strip VII (variant B) from duo Kraft paper to demonstrate the color change.
Simple Coaster
This is a very simple coaster, folded from two 2:1 rectangles, easily obtained by cutting a single square of duo paper in half. The connection method is insp...
Hidden Gem Star with Sharp Rays
A modification of Hidden Gem Star: the rays are folded in half, making them more pointed.
Corrugated Heart
A simple heart from a corrugated hexagon.
Triangle Patch Tessellation
A tessellation of large and small triangles on a hex grid. Named after the badges used to identify prisoners in Nazi concentration camps. This fold, in light...
Solid Cube
Usually when you make a cube in modular origami (or single-sheet folding as well), the cube is empty inside, with just the walls, edges, or vertices made of ...
Diatryma Terror Bird
This is a 2026 refold of my oldest origami design that I’m aware of, the Diatryma terror bird. I designed it some time in the early 1990s, and for a long tim...
Hedgehog Star III - Comparison of Plain and Color Change Folds
February 24th 2026, marks the 4th anniversary of Russia’s full-scale invasion of Ukraine. I’m happy that most Poles support Ukraine in this tough struggle, k...
2026
A somewhat late New Year’s model for 2026.
Napkin Heart II (standing form)
This is Napkin Heart II, shaped so that it can stand on its own (if folded from a stiff enough napkin, or paper as is the case here). It can also act as an e...
Star Tato F
A Star Tato variant derived from variant A by folding the loose flaps along the same lines as in variant B but shaping them into 3D cones as in variant D.
Star Tato E
A Star Tato variant derived from variant C by mountain-folding the loose flaps near the square’s corners. This is probably the nicest model in the family and...
Star Tato D
A Star Tato variant derived from variant C by shaping the loose flaps near the square’s corners.
Star Tato C
A Star Tato variant which is pretty much the same as variant A but the layers are closed going in the opposite direction and thus revealing different layers ...
Star Tato B
A Star Tato variant derived from variant A by mountain-folding some loose flaps. Folded from Harmony paper.
Star a la Fujimoto III (variant D)
In this variant, rays are symmetrically squashed rather than layered one on top of the other.
Star Tato A
The first in a family of simple tatos I designed during the last days of 2023. Folded from Harmony paper.
Radiant Tessellation (16 Grid)
A small Radiant Tessellation, folded from a 16×16×16 grid. The back shows an interesting, flower-like pattern made from six overlapping rectangles. Such a fo...
Coaster a la Fujimoto I
A simple Coaster I derived from Shuzo Fujimoto’s star CFW 132 variants. Just as in the star, the central part can be modified to be any of Fujimoto’s “basic ...
Hedgehog Star IV
Another star in the Hedgehog Star family, made from the same physical pieces of paper as Hedgehog Star I from Incomplete Triangles. Correspondingly, while t...
Hedgehog Star I from Incomplete Triangles
A Hedgehog Star I folded from scraps of paper left over after cutting hexagons from A4 sheets. The leftovers are not perfect equilateral triangles, but miss ...
Strut Unit
This is a simple unit I designed many years ago, but didn’t fold anything with it until 2021 when I got back to the idea. This unit can build any polyhedron ...
90-Edge Buckyball (PHiZZ Variant V)
A 90-edge buckyball (truncated icosahedron) from my PHiZZ Variant V unit. I folded this in 2020, and due to pandemic restrictions couldn’t take a picture in ...
PHiZZ Variant V
A simple modification of Tom Hull’s PHiZZ unit. It looks similar to Variant I at first glance, but the ordering of layers is different. Designed in 2020.
Silent Night
I planned to fold this model for Christmas, but it took me a while longer. Each of the spruce trees is slightly different, and they represent Joseph, Mary, a...
Unfreeze Ukraine
Russian attacks on civilian infrastructure in Ukraine during this harsh winter have led to whole cities being cut off from electricity and heating. The tempe...
Lucky Star Fractal (Double Meathugger Butcher Paper)
This is a large fold I made for showing the model during workshops. The paper is double Meathugger butcher paper (glued with MC), a type of Kraft paper suita...
Square Hidden Gem Star
This model is the same basic idea as Hidden Gem Star, but folded from a square rather than a hexagon. There are several possibilities for folding the rays si...
Triskelion Tessellation II
This tessellation consists of modified triangle twists. For this fold, I chose a sparse layout where not all twists have been transformed into triskelion sha...
Vase Christmas Tree (Seven Levels)
Just as two thousand years ago, the Earth is engulfed in darkness. May the Prince of Peace give us his light to tell good from evil, to side with the poor, a...
Prismoid Box (Meat Hugger butcher paper)
This large fold of Prismoid Box is from Meat Hugger butcher paper, a type of Kraft paper suitable for direct contact with food. Folding at this size allowed ...
Star a la Fujimoto III (Julia Schönhuber’s paper)
Star a la Fujimoto III folded from Julia Schönhuber’s patterned paper. The pattern’s symmetry neatly matches that of the model. Both the front and the back s...
Well I (Tiled)
This is a tessellated version of my Well I tessellation. Tiling can be combined with growing the size of each molecule by adding more layers of bricks around...
Möbius Strip VII (variant C)
This Möbius strip is closed by a very simple lock which is based solely on friction of the paper and the tension of the twisted strip. It is the same idea as...
Möbius Strip VII (variant A)
This Möbius strip is closed by a very simple lock which is based solely on friction of the paper and the tension of the twisted strip. There are no tabs and ...
Comparison of Framed Heart A and B Variants
Two variants of my Framed Heart model, variant A and variant B side by side. You can see how variant B has just one pleat going to the sides while variant B ...