Action origami


Action origami is a class of models which have movable parts. These include all sorts of mechanisms with elements that slide relative to each other, multi-piece puzzles, and models which rely on paper’s spring action for movement.

This page lists models of a single type. You might be interested in folding instructions instead.
Tic-Tac-Toe Board Foldable into a Bowl

Tic-Tac-Toe Board Foldable into a Bowl

This model, which includes tessellation elements, has a 3×3 field of squares which reminds me of a tic-tac-toe game board. The pattern is based on Square Pix...

Fragile Heart Tessellation

Fragile Heart Tessellation

This is a tessellation which represents a heart. The heart can be shaped to become a broken heart, which allows the model to be treated as action origami. Th...

Broken Heart Box

Broken Heart Box

A box with a heart, which is also an action origami model. When things go wrong, the heart can be reshaped into a broken heart. The heart itself can be tesse...

Adjustable Cube

Adjustable Cube

This cube is a mechanical toy. Its size can be adjusted: the cube can grow or shrink by a factor of about two. It starts out as a cube with a pattern resembl...

Steinhaus Puzzle

Steinhaus Puzzle

This puzzle, described in Hugo Steinhaus’ book Kalejdoskop matematyczny (Mathematical Snapshots, literally Mathematical Kaleidoscope) consists of six pieces,...