![Materials Engineering student Carolina Cleland pours liquid nitrogen into a scanning electron microsope (SEM)](https://ceng.calpoly.edu/wp-content/uploads/2021/03/MATE_Student-3-768x620.jpg)
Call for proctors at the world’s largest pre-college STEM competition
Lift up the next generation of STEM innovators by serving as a proctor, judge or interpreter during the virtual interviews at this year’s Regeneron International Science and Engineering Fair. No experience required.