Today’s wired world is experienced in 3D, calling on spatial reasoning. It comes naturally to many, but not always as found on aptitude tests, which become a barrier for women and others who lack opportunity to learn these skills. Effective spatial reasoning can be learned in a surprisingly short amount of time. Come experience a new 3D-printing project for 5th graders, where you’ll make a cube puzzle, unplugged and with Tinkercad TM. You may learn some new spatial reasoning skills yourself.