Follow the fascinating process of assembling the WS-15 turbofan engine kit, a detailed model of the J-20 fighter jet engine. Precision, engineering, and passion come together in this incredible build.

If you head over to Thingiverse, you can get instructions for a hand-cranked, 3D-printable jet engine, courtesy of GE. Michelle Starr is CNET's science editor, and she hopes to get you as enthralled ...