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Step 11: Your plane should now look like this
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Step 12: Fold the top right piece of paper over towards the left (approximately 3/4 of an inch (20mm))
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Step 13: Turn the paper over
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Step 14: Repeat step 12 on the other wing
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Step 15: If you slightly unfold your spy plane the underneath should look like this
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Straighten the wings and your spy plane is ready to take flight!