Origami Odyssey
Source code

Interactive origami lessons

Learn origami one fold at a time.

Pick a model and fold a sheet of paper in 3D. Turn it, tip it over, and step forward or back through every crease at your own pace. Your progress saves as you go.

The boat unfolds into your first sheet.
Sail Boat unfolding into a square sheetExact validated Sail Boat faces float over finite water lines, then open into flat paper over a table grid.
The Sail Boat, unfolding into a flat sheet
Choose a model

12 models are ready to fold. 2 more are coming soon.

Keywords filter the models below as you type. Arrow keys move through matches, Enter chooses one, and Escape clears the search.

Skim the foldsSail Boat fold sequence strip: 5 canonical poses from the flat sheet to the finished model.
  1. Sail Boat fold sequence, start pose 1 of 18
  2. Sail Boat fold sequence, intermediate pose 5 of 18
  3. Sail Boat fold sequence, intermediate pose 10 of 18
  4. Sail Boat fold sequence, intermediate pose 14 of 18
  5. Sail Boat fold sequence, final pose 18 of 18
Skim the foldsCrane fold sequence strip: 5 canonical poses from the flat sheet to the finished model.
  1. Crane fold sequence, start pose 1 of 13
  2. Crane fold sequence, intermediate pose 4 of 13
  3. Crane fold sequence, intermediate pose 7 of 13
  4. Crane fold sequence, intermediate pose 10 of 13
  5. Crane fold sequence, final pose 13 of 13
Skim the foldsBird Base fold sequence strip: 5 canonical poses from the flat sheet to the finished model.
  1. Bird Base fold sequence, start pose 1 of 11
  2. Bird Base fold sequence, intermediate pose 4 of 11
  3. Bird Base fold sequence, intermediate pose 6 of 11
  4. Bird Base fold sequence, intermediate pose 9 of 11
  5. Bird Base fold sequence, final pose 11 of 11
Skim the foldsWaterbomb Base fold sequence strip: 5 canonical poses from the flat sheet to the finished model.
  1. Waterbomb Base fold sequence, start pose 1 of 10
  2. Waterbomb Base fold sequence, intermediate pose 3 of 10
  3. Waterbomb Base fold sequence, intermediate pose 6 of 10
  4. Waterbomb Base fold sequence, intermediate pose 8 of 10
  5. Waterbomb Base fold sequence, final pose 10 of 10
Skim the foldsBoat Base fold sequence strip: 3 canonical poses from the flat sheet to the finished model.
  1. Boat Base fold sequence, start pose 1 of 3
  2. Boat Base fold sequence, intermediate pose 2 of 3
  3. Boat Base fold sequence, final pose 3 of 3
Skim the foldsWhale fold sequence strip: 4 canonical poses from the flat sheet to the finished model.
  1. Whale fold sequence, start pose 1 of 4
  2. Whale fold sequence, intermediate pose 2 of 4
  3. Whale fold sequence, intermediate pose 3 of 4
  4. Whale fold sequence, final pose 4 of 4
Skim the foldsTurtle fold sequence strip: 5 canonical poses from the flat sheet to the finished model.
  1. Turtle fold sequence, start pose 1 of 6
  2. Turtle fold sequence, intermediate pose 2 of 6
  3. Turtle fold sequence, intermediate pose 4 of 6
  4. Turtle fold sequence, intermediate pose 5 of 6
  5. Turtle fold sequence, final pose 6 of 6
Skim the foldsFish fold sequence strip: 4 canonical poses from the flat sheet to the finished model.
  1. Fish fold sequence, start pose 1 of 4
  2. Fish fold sequence, intermediate pose 2 of 4
  3. Fish fold sequence, intermediate pose 3 of 4
  4. Fish fold sequence, final pose 4 of 4
Skim the foldsCross Star fold sequence strip: 5 canonical poses from the flat sheet to the finished model.
  1. Cross Star fold sequence, start pose 1 of 6
  2. Cross Star fold sequence, intermediate pose 2 of 6
  3. Cross Star fold sequence, intermediate pose 4 of 6
  4. Cross Star fold sequence, intermediate pose 5 of 6
  5. Cross Star fold sequence, final pose 6 of 6
Skim the foldsStar Box fold sequence strip: 5 canonical poses from the flat sheet to the finished model.
  1. Star Box fold sequence, start pose 1 of 6
  2. Star Box fold sequence, intermediate pose 2 of 6
  3. Star Box fold sequence, intermediate pose 4 of 6
  4. Star Box fold sequence, intermediate pose 5 of 6
  5. Star Box fold sequence, final pose 6 of 6
Skim the foldsSwan fold sequence strip: 5 canonical poses from the flat sheet to the finished model.
  1. Swan fold sequence, start pose 1 of 5
  2. Swan fold sequence, intermediate pose 2 of 5
  3. Swan fold sequence, intermediate pose 3 of 5
  4. Swan fold sequence, intermediate pose 4 of 5
  5. Swan fold sequence, final pose 5 of 5
Skim the foldsParrot fold sequence strip: 5 canonical poses from the flat sheet to the finished model.
  1. Parrot fold sequence, start pose 1 of 14
  2. Parrot fold sequence, intermediate pose 4 of 14
  3. Parrot fold sequence, intermediate pose 8 of 14
  4. Parrot fold sequence, intermediate pose 11 of 14
  5. Parrot fold sequence, final pose 14 of 14

Your lesson

Fold Sail Boat.

Drag to turn or tip the paper, scroll or pinch to zoom, and use the arrow keys to step through the folds. Home lays the sheet flat again.

Lesson optionsPace, timer, rating, camera, and studio tools
Instruction pace
Manual pace. Next always stays under your control.Adaptive mode suggests when to move on from anonymous timing averages. It never advances for you.
Your folding time

Counts your active time on this model while the tab is open. Only you see it.
Completion rating

A quick, optional "How close did yours come?" after the last fold. Only you see it.

Optional local input

Camera gestures

Enable a video-only camera preview to move hands-free. Frames are sampled on this device, never recorded or sent, and the camera stops when you disable it, hide the page, or leave.

  • ← Previous fold
  • → Next fold
  • ↑ Next model
  • ↓ Previous model
Checking camera support...
Studio toolsScene + instruction inspection

View-only tools for inspecting the exact displayed pose. Studio choices are local to this page and never change lesson progress or model data.

Scene
Instruction
Select a diagram node to inspect its displayed coordinate.
Restoring saved progress

Getting the paper ready.

Tide controls load with the lesson.

Drag turns the paper · Scroll zooms · Arrow keys step · R replays · F flips · T tips · Home flattens

Guide

Move the paper

Drag to orbit. Scroll or pinch to zoom. Reset view always returns to the starting camera.

Big projects

Folding a thousand cranes?

Keep count of the pieces you have prepared, folded, and finished for a larger project. Reminders show while this page is open.

Loading project goals...

Start a project

Voyage log

Voyages so far

No voyages yet.

How it works

Every step is real paper geometry.

Each lesson is computed from a crease pattern before you see it, so every step shows exactly where the paper goes. Stepping back returns to the exact earlier shape, and nothing you do can tear the model.

Read the source