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Exercise 3 text. #4

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Exercise 3 text. #4

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22 changes: 17 additions & 5 deletions text/exercise3/origami.md
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Expand Up @@ -12,6 +12,7 @@ Start with the paper: If you don't have square paper, fold one corner
of a rectangular sheet diagonally to create a triangle. Trim off the
excess to get a square.

#### Make the creases:

Fold the upper left corner to the lower right corner. Crease it well
and then unfold.
Expand All @@ -21,32 +22,43 @@ and then unfold.
Fold the upper right corner to the lower left corner. Crease it well
and then unfold.

![image](images/step_one.jpg)
![image](images/step_two.jpg)

Fold the top half of the square down onto the bottom half. Crease it
well and then unfold.

![image](images/step_three.jpg)

Fold the top half of the square down onto the bottom half. Crease it
well and then unfold.
#### Create a triangle:

Bring the left and right sides to the center so that the paper collapses
into a triangle.

![image](images/step_four.jpg)
![image](images/step_five.jpg)
![image](images/step_six.jpg)

#### Make the fins:

Turn the triangle 90 degrees.

![image](images/step_three.jpg)
![image](images/step_seven.jpg)

Fold the bottom flap up, then fold the top flap over the bottom one.

![image](images/step_seven.jpg)
![image](images/step_eight.jpg)

#### Finish the fish:

Flip the paper over: Here is the fish!

![image](images/step_twelve.jpg)
![image](images/step_eleven.jpg)

Optional: Add details like eyes, scales, or fins by drawing them with a
pen or marker.

![image](images/step_twelve.jpg)

Remember, origami can take a bit of practice to get just right, so don't
worry if it's not perfect on your first try. Have fun experimenting with
Expand Down