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Questions tagged [paper-folding]

A puzzle based on the folding of a piece of paper (also known as origami).

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1
vote
0answers
94 views

What does this message in paper say? [closed]

You wake up in an old horse wagon and get a piece of paper with strange symbols. What does it say? //Anyone can help me. Please!
12
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1answer
674 views

Ernie and the Superconducting Boxes

I was in anticipation all last week. Ernie, who had been travelling for several months, was finally coming home. So over the weekend I dropped in on him. He was bursting with news. "Some wonderful ...
15
votes
1answer
1k views

Cover a cube with four-legged walky-squares!

This is a four-legged walky-square: This shape has an interesting property: It is possible to map multiple copies of this shape onto the surface of a cube in a way that perfectly covers the entire ...
54
votes
2answers
6k views

Can you perfectly wrap a cube with this blocky shape?

The following blocky shape: can be folded onto the surface of a cube in a way that perfectly covers the entire cube with no gaps and no overlaps. How can it be done?
16
votes
1answer
1k views

Can you cover a cube with copies of this shape?

The following shape has an interesting property: It is possible to map multiple copies of this shape onto the surface of a cube in a way that perfectly covers the entire cube with no gaps and no ...
109
votes
1answer
7k views

How can this shape perfectly cover a cube?

The following shape: can be folded onto the surface of a cube in a way that perfectly covers the entire cube with no gaps and no overlaps. How can this be done?
8
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4answers
2k views

Number of folds to form a cube, using a square paper?

Take a square paper of size S X S units, and thickness of paper 1 unit. How many half folds should we do to get form a cube out it? Consider infinite foldable paper.
9
votes
3answers
2k views

Folding a paper wouldn't be this hard

Alice and Bob started to play a game with a piece of A4 paper. Alice is going to cut that paper as she wants and will give it to Bob, then Bob will fold the paper from anywhere he wants. In the game, ...
44
votes
13answers
6k views

How to make someone open an origami?

I'm offering someone an origami (rabbit shape) with a QR code written inside. This is the beginning of a series of riddles. My question is, how could I make the person I'm offering the origami to ...
4
votes
4answers
821 views

Reach for the moon

A rectangular strip of 1 mm thick paper has length = 500 m and width = 1 m. It is lying on a horizontal floor and you are allowed to rotate and fold this inelastic paper as often as possible. What is ...
22
votes
1answer
597 views

A Pentad of Paper Puzzles

I feel that paper is an underrepresented mechanic in puzzles, so this puzzle explores the many facets of this subject. It's (almost) all lovingly handmade, so please excuse any errors. Orikami ...
79
votes
3answers
5k views

The Folding Maze

Four years ago, I drew a really nice maze. I have recreated it with the wonders of MS Paint for all of you to enjoy. Just begin at the green START, exit by the red arrow, and don't pass through ...
9
votes
2answers
303 views

Create a 1 meter measure

How many folding steps do you need to create a $1 \, \text{m}$ measure from an ideal DIN A0 sheet? This sounds easy, but consider that this paper has edge lengths of $\sqrt[4]{2} \, \text{m}$ and $\...
6
votes
2answers
2k views

Fold a standard paper to get a Rhombus

A follow up to the "Create a 3 inch measurement" post. Can you create a Rhombus ( a parallelogram with all sides equal AND which is not a square-- my restriction) using a standard letter size paper ( ...
2
votes
1answer
341 views

Bigger Yoshimoto Cubes

I have been making a Yoshimoto cube, using 8 cubes. I am assuming, there must be some way to create a Yoshimoto Cube consisting of 27 cubes or 64 cubes (assuming the original formula is 2x2x2). Or ...
3
votes
2answers
247 views

PFG: A pretty spiral!

PFG = Paper Folding Golf You bought a piece of paper from your local op shop, but your shop is always dodgy. So instead of a normal piece of A4, you got an infinitely long strip, a metre wide. (...
2
votes
4answers
310 views

Create a 1 inch measurement

This is a follow up to the "Create a 3 inch measurement" puzzle, which got a lot of innovative solutions. Using the standard 8.5 x 11 inch paper, can you create a 1 inch measurement only by folding? ...
33
votes
7answers
2k views

Create a 3 inch measurement

How will you create a 3 inch (within say plus or minus 0.05 inch) side on a standard piece of paper ( 8.5 x 11 inches) merely by Folding? No marking of any kind allowed. Only one paper available. ...
4
votes
2answers
290 views

1 Cube 1 Square 1 Line

Lets take a 1'x 1'x 1' Cube rock and a 1' x 1' Square paper. With 1 straight Line cut of a scissors we can create a hole on the foldable Square paper where the Cube rock can pass through without ...
53
votes
4answers
5k views

Folding paper into corners

Here is a piece of paper: Fold it once, and you can get a shape with 9 corners: Starting with a rectangular sheet of paper and folding twice (along any line), what is the largest possible number of ...
6
votes
1answer
300 views

Folding a piece of paper

On the table lies a rectangular piece of paper $ABCD$ of area $100$. Cosmo folds the rectangle once along a straight line, so that afterwards corner $C$ lies exactly on top of corner $A$. The ...
1
vote
3answers
6k views

Folding a piece of paper in half [closed]

How tall would a piece of paper be if you folded it 100 times? (Assume a normal piece of paper, and that you could theoretically fold the paper perfectly in half.)
36
votes
3answers
3k views

Which 3D shape can you make out of this?

The above shape can be folded into a closed 3D shape using no more than 14 distinct folds, with no parts overlapping. What is special about the shape that results? Rules and clarifications: Every ...
2
votes
3answers
1k views

Folding a hexagon to a rectangle or square, with uniform overlap

A piece of fabric shaped like a regular hexagon with unit-length sides is given, with vertices A...F and center O. Let a fold correspond to folding some fabric along a straight line, without ...