Max bogue and Peter Dilworth discovered a pen which name is "3Doodler" which can draws in the air. A colorful spool of plastic thread is filled into the pen. This pen is allowed 3D printing structure on any surface or into the air. The weigh of this pen is approximately "198 g" and hight is
"7 inches". Max and Peter received "2.2 million dollers" of an advance orders for three dimentional pen.
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