How to Make a Paper Clip Caltrop

Step-by-Step Guide

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   Step 1: Bend a paper clip out straight.

   This will work with a standard sized paper clip, but a bigger clip gives a bigger caltrop. , It should make an angle in the middle of about ninety degrees., Again, roughly ninety degree angles., The ends of the paper clip should be near the quarter-way bends., You should now have four points, arrayed around a centre., Here's one that I made earlier.
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   Step 2: Bend the paper clip in half.

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   Step 3: Bend each side in half.

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   Step 4: Bend each of the outer sections in half.

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   Step 5: Bend each of the inner sections in half.

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   Step 6: Adjust the positions of the points so that it forms a tetrahedron shape.

Detailed Guide

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