Here is the actual folding tutorial of a soft-shell turtle. First, fold the folded crease facing the center line.
Several of them are already folded.
Divide the triangle in the larger square into equal parts according to a certain angle.
Everything inside is already folded and can be folded in half.
Align the left corner and fold it to the right crease.
Then fold out a smaller isosceles triangle.
Here is what it looks like after opening it and folding it three times.
Treat the center of the square as the center of the circle, and use the Use the distance from the top points of several small squares to the center of the circle as the radius to draw a circle.
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< img alt="Illustration of how to fold paper soft-shell turtles by hand" border="0" src="https://img.111diy.com/timthumb.php?src=/d/file/20220216/cizusbrbeqn.jpg"/>
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The circle creases correspond to these points.
At the same time, these are also used Connect the points and fold them as creases. After folding, erase all the auxiliary lines used before
Use it as the bisecting line of the corner, align the edges and fold it toward the center line. What you see here is the folded appearance.
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Fold symmetrically, folding both sides.