资讯
Origami can be a mindful activity and the art of making paper cranes is a Japanese tradition symbolising hope, peace and healing.
Do You Think You Can Make These Origami Paper Planes That Fly 10000 Feet & Boomerang Back To You?
A new microscope can be printed on a flat piece of paper and assembled in less than 10 minutes. And the parts to make it cost less than a dollar.
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