There’s a shortage of students in STEM subjects. Whether its developing rockets to Mars, the new future of public transport or a bridge, society needs engineers to make it happen.3D Hubs Student Grant finalist JetX are a team of aerospace engineering students working with Rolls Royce to create the world’s first functional 3D printed jet engine model that will provide instant design feedback and show people that studying engineering doesn’t mean you’re glued to a textbook.